Publication

1. Koyama et al. 2021, MNRAS, 503, Issue 1, L1-L5., "A Planck-selected dusty proto-cluster at z=2.16 associated with a strong over-density of massive Hα emitting galaxies", Yusei Koyama; Maria del Carmen Polletta; Ichi Tanaka; Tadayuki Kodama; Hervé Dole; Geneviève Soucail; Brenda Frye; Matt Lehnert; Marco Scodeggio

2. Koyama et al. 2019, PASJ, 71, Issue 1, id.8, 15 pp., "On the different levels of dust attenuation to nebular and stellar light in star-forming galaxies", Yusei Koyama; Rhythm Shimakawa; Issei Yamamura; Tadayuki Kodama; Masao Hayashi

3. Koyama et al. 2018, PASJ, 70, Issue SP1, id.S21, 15 pp., "The nature of Hα-selected galaxies at z=0.4 along the large scale structure revealed by Subaru Hyper Suprime-Cam survey", Yusei Koyama; Masao Hayashi; Masayuki Tanaka; Tadayuki Kodama; Rhythm Shimakawa; Moegi Yamamoto; Fumiaki Nakata; Ichi Tanaka; Tomoko L. Suzuki; Ken-ichi Tadaki; Atsushi J. Nishizawa; Kiyoto Yabe; Yoshiki Toba; Lihwai Lin; Hung-Yu Jian; Yutaka Komiyama

4. Koyama et al. 2015, MNRAS, 453, pp. 879-892 , "Predicting dust extinction properties of star-forming galaxies from Hα/UV ratio", Yusei Koyama; Tadayuki Kodama; Masao Hayashi; Rhythm Shimakawa; Issei Yamamura; Fumi Egusa; Nagisa Oi; Ichi Tanaka; Ken-ichi Tadaki; Satoshi Takita; Sin'itirou Makiuti

5. Koyama et al. 2014, ApJ, 789, pp. 18-32, "The environmental impacts on the star formation main sequence: An Hα study of the newly discovered rich cluster at z=1.52", Yusei Koyama; Tadayuki Kodama; Ken-ichi Tadaki; Masao Hayashi; Ichi Tanaka; Rhythm Shimakawa

6. Koyama et al. 2013b, MNRAS, 434, pp. 423-436 , "On the evolution and environ- mental dependence of the star formation rate versus stellar mass relation since z~2", Yusei Koyama; Ian Smail; Jaron Kurk; James E. Geach; David Sobral; Tadayuki Kodama; Fumiaki Nakata; Mark A. Swinbank; Philip N. Best; Masao Hayashi; Ken-ichi Tadaki

7. Koyama et al. 2013a, MNRAS, 428, pp. 1551-1564, "Massive starburst galaxies in a z=2.16 proto-cluster unveiled by panoramic Hα mapping", Yusei Koyama; Tadayuki Kodama; Ken-ichi Tadaki; Masao Hayashi; Masayuki Tanaka; Ian Smail; Ichi Tanaka; Jaron Kurk

8. Koyama et al. 2011, ApJ, 734, pp. 66-78, "Red Star Forming Galaxies and Their Environment at z=0.4 Revealed by Panoramic Hα Imaging", Yusei Koyama; Tadayuki Kodama; Fumiaki Nakata; Kazuhiro Shimasaku; Sadanori Okamura

9. Koyama et al. 2010, MNRAS, 403, pp. 1611-1624 , "Panoramic Hα and mid-infrared mapping of star formation in a z = 0.8 cluster", Yusei Koyama; Tadayuki Kodama; Kazuhiro Shimasaku; Masao Hayashi; Sadanori Okamura; Ichi Tanaka; Chihiro Tokoku

10. Koyama et al. 2008, MNRAS, 391, pp. 1758-1770, "Mapping dusty star formation in and around a cluster at z = 0.81 by wide-field imaging with AKARI", Yusei Koyama; Tadayuki Kodama; Kazuhiro Shimasaku; Sadanori Okamura; Masayuki Tanaka; Hyung Mok Lee; Myungshin Im; Hideo Matsuhara; Toshinobu Takagi; Takehiko Wada; Shinki Oyabu

11. Koyama et al. 2007, MNRAS, 382, pp. 1719-1728, "Dependence of the build-up of the colour-magnitude relation on cluster richness at z~0.8", Yusei Koyama; Tadayuki Kodama; Masayuki Tanaka; Kazuhiro Shimasaku; Sadanori Okamura

1. Perez-Martinez et al. 2025, A&A, Volume 696, id.A236, 24 pp., "COALAS: III. The ATCA CO(1–0) look at the growth and death of Hα emitters in the Spiderweb protocluster at z = 2.16", J. M. Pérez-Martínez, H. Dannerbauer, B. H. C. Emonts, J.R. Allison, J. B. Champagne, B. Indermuehle, R. P. Norris, P. Serra, N. Seymour, A. P. Thomson, C. M. Casey, Z. Chen, K. Daikuhara, C. De Breuck, C. D'Eugenio, G. Drouart, N. Hatch, S. Jin, T. Kodama, Y. Koyama, M. D. Lehnert, P. Macgregor, G. Miley, A. Naufal, H. Röttgering, M. Sánchez-Portal, R. Shimakawa, Y. Zhang, B. Ziegler 

2. Shimakawa et al. 2025, MNRAS-L, Volume 537, Issue 1, pp.L36-L41, "Spider-Webb: JWST Near Infrared Camera resolved galaxy star formation and nuclear activities in the Spiderweb protocluster at z = 2.16", Rhythm Shimakawa, Yusei Koyama, Tadayuki Kodama, Helmut Dannerbauer, J. M. Perez-Martinez, Huub J. A. Röttgering, Ichi Tanaka, Chiara D'Eugenio, Abdurrahman Naufal, Kazuki Daikuhara, Yuheng Zhang

3. Perez-Martinez et al. 2024, ApJ, Volume 977, Issue 1, id.74, 16 pp., "JWST/NIRCam Paβ Narrowband Imaging Reveals Ordinary Dust Extinction for Hα Emitters within the Spiderweb Protocluster at z = 2.16", Jose Manuel Pérez-Martínez, Helmut Dannerbauer, Yusei Koyama, Pablo G. Pérez-González, Rhythm Shimakawa, Tadayuki Kodama, Yuheng Zhang, Kazuki Daikuhara, Chiara D'Eugenio, Abdurrahman Naufal

4. Shimakawa et al. 2024, ApJ, Volume 977, Issue 1, id.73, 13 pp., "JWST/NIRCam Narrowband Survey of Paβ Emitters in the Spiderweb Protocluster at z = 2.16", Rhythm Shimakawa, J. M. Perez-Martinez, Helmut Dannerbauer, Yusei Koyama, Tadayuki Kodama, Pablo G. Perez-Gonzalez, Chiara D'Eugenio, Yuheng Zhang, Abdurrahman Naufal, Kazuki Daikuhara

5. Naufal et al. 2024, ApJ, Volume 977, Issue 1, id.58, 13 pp., "Revealing the Quiescent Galaxy Population in the Spiderweb Protocluster at z = 2.16 with Deep HST/WFC3 Slitless Spectroscopy", Abdurrahman Naufal, Yusei Koyama, Chiara D'Eugenio, Helmut Dannerbauer, Rhythm Shimakawa, Jose Manuel Pérez-Martínez, Tadayuki Kodama, Yuheng Zhang, Kazuki Daikuhara

6. Zhang et al. 2024, A&A, Volume 692, id.A22, 22 pp., "ASW2DF: Census of the obscured star formation in a galaxy cluster in formation at z=2.2", Y. H. Zhang, H. Dannerbauer, J. M. Pérez-Martínez, Y. Koyama, X. Z. Zheng, C. D'Eugenio, B. H. C. Emonts, R. Calvi, Z. Chen, K. Daikuhara, C. De Breuck, S. Jin, T. Kodama, M. D. Lehnert, A. Naufal, R. Shimakawa

7. Chen, T.C., et al. 2024, ApJ, Volume 975, Issue 2, id.200, 28 pp., "A Systematic Search of Distant Superclusters with the Subaru Hyper Suprime-Cam Survey", Tsung-Chi Chen, Yen-Ting Lin, Hsi-Yu Schive, Masamune Oguri, Kai-Feng Chen, Nobuhiro Okabe, Sadman Ali, Connor Bottrell, Roohi Dalal, Yusei Koyama, Rogério Monteiro-Oliveira, Rhythm Shimakawa, Tomotsugu Goto, Bau-Ching Hsieh, Tadayuki Kodama, Atsushi J. Nishizawa

8. Daikuhara et al. 2024, MNRAS, Volume 531, Issue 2, pp.2335-2355, "Star-formation activity of low-mass galaxies at the peak epoch of galaxy formation probed by deep narrow-band imaging", Kazuki Daikuhara, Tadayuki Kodama, Jose M. Pérez-Martínez, Rhythm Shimakawa, Tomoko L. Suzuki, Ken-ichi Tadaki, Yusei Koyama, Ichi Tanaka

9. Laishram et al. 2024, ApJL, Volume 964, Issue 2, id.L33, 10 pp., "Insights into Galaxy Morphology and Star Formation: Unveiling Filamentary Structures around an Extreme Overdensity at z ∼ 1.5 Traced by [OII] Emitters", Ronaldo Laishram, Tadayuki Kodama, Takahiro Morishita, Andreas Faisst, Yusei Koyama, Naoaki Yamamoto

10. Lin et al. 2024, ApJ, Volume 963, Issue 2, id.115, 16 pp., "The ALMaQUEST Survey. XII. Dense Molecular Gas as Traced by HCN and HCO+ in Green Valley Galaxies", Lihwai Lin, Hsi-An Pan, Sara L. Ellison, Nanase Harada, Maria J. Jimenez-Donaire, K. Decker French, William M. Baker, Bau-Ching Hsieh, Yusei Koyama, Carlos Lopez-Coba, Tomonari Michiyama, Kate Rowlands, Sebastian F. Sanchez, Mallory Thorp

11. Perez-Martinez et al. 2024, MNRAS, Volume 527, Issue 4, pp.10221-10238, "Enhanced star formation and metallicity deficit in the USS 1558-003 forming protocluster at z = 2.53", Jose Manuel Pérez-Martínez, Tadayuki Kodama, Yusei Koyama, Rhythm Shimakawa, Tomoko L. Suzuki, Kazuki Daikuhara, Kota Adachi, Masato Onodera, Ichi Tanaka

12. Shimakawa et al. 2024, MNRAS, Volume 528, Issue 2, pp.3679-3695, "New insights into the role of AGNs in forming the cluster red sequence", Shimakawa, Rhythm ; Pérez-Martínez, José Manuel ; Yusei Koyama; Tanaka, Masayuki ; Tanaka, Ichi ; Kodama, Tadayuki ; Hatch, Nina A. ; Röttgering, Huub J. A. ; Dannerbauer, Helmut ; Kurk, Jaron D.

13. Chen Z., et al. 2024, ApJ, Volume 961, Issue 1, id.49, 15 pp., "COALAS II. Extended molecular gas reservoirs are common in a distant, forming galaxy cluster", Zhengyi Chen, Helmut Dannerbauer, Matthew Lehnert, Bjorn Emonts, Qiusheng Gu, James R Allison, Jaclyn Champagne, Nina Hatch, Balthasar Indermüehle, Ray Norris, José Manuel Pérez-Martínez, Huub Röttgering, Paolo Serra, Nick Seymour, Rhythm Shimakawa, Alasdair Thomson, Caitlin M Casey, Carlos De Breuck, Guillaume Drouart, Tadayuki Kodama, Yusei Koyama, Claudia Lagos Urbina, Peter Macgregor, George Miley, José Miguel Rodríguez-Espinosa, Miguel Sánchez-Portal, Bodo Ziegler

14. Xu et al. 2024, ApJ, Volume 961, Issue 1, id.49, 15 pp., "EMPRESS. XII. Statistics on the Dynamics and Gas Mass Fraction of Extremely-Metal Poor Galaxies", Yi Xu, Masami Ouchi, Yuki Isobe, Kimihiko Nakajima, Shinobu Ozaki, Nicolas F. Bouché, John H. Wise, Eric Emsellem, Haruka Kusakabe, Takashi Hattori, Tohru Nagao, Gen Chiaki, Hajime Fukushima, Yuichi Harikane, Kohei Hayashi, Yutaka Hirai, Ji Hoon Kim, Michael V. Maseda, Kentaro Nagamine, Takatoshi Shibuya, Yuma Sugahara, Hidenobu Yajima, Shohei Aoyama, Seiji Fujimoto, Keita Fukushima, Shun Hatano, Akio K. Inoue, Tsuyoshi Ishigaki, Masahiro Kawasaki, Takashi Kojima, Yutaka Komiyama, Shuhei Yusei Koyama, Chien-Hsiu Lee, Akinori Matsumoto, Ken Mawatari, Takashi J. Moriya, Kentaro Motohara, Kai Murai, Moka Nishigaki, Masato Onodera, Yoshiaki Ono, Michael Rauch, Tomoki Saito, Rin Sasaki, Akihiro Suzuki, Tsutomu T. Takeuchi, Hiroya Umeda, Masayuki Umemura, Kuria Watanabe, Kiyoto Yabe, Yechi Zhang

15. Naufal et al. 2023, ApJ, Volume 958, Issue 2, id.170, 16 pp., "Environmental impacts on the rest-frame UV size and morphology ofstar-forming galaxies at z∼2", Naufal, Abdurrahman; Yusei Koyama; Shimakawa, Rhythm ; Kodama, Tadayuki

16. Tadaki et al. 2023, ApJL, Volume 957, Issue 2, id.L15, 7 pp., "Spatial extent of molecular gas, dust, and stars in massive galaxies at z=2-2.5 determined with ALMA and JWST", Ken-ichi Tadaki, Tadayuki Kodama, Yusei Koyama, Tomoko L. Suzuki, Ikki Mitsuhashi, Ryota Ikeda

17. Jian et al. 2023, ApJ, Volume 957, Issue 2, id.85, 14 pp., "Radial and Local Density Dependence of Star Formation Properties in Galaxy Clusters from the Hyper Suprime-Cam Survey", Hung-Yu Jian, Lihwai Lin, Bau-Ching Hsieh, Keiichi Umetsu, Carlos Lopez-Coba, Masamune Oguri, Connor Bottrell, Yoshiki Toba, Yusei Koyama, Yu-Yen Chang, Tadayuki Kodama, Yutaka Komiyama, Surhud More, Kai-Yang Lin, Atsushi J. Nishizawa, and Ichi Tanaka

18. Isobe et al. 2023, ApJ, Volume 951, Issue 2, id.102, 18 pp. , "EMPRESS. IX. Extremely Metal-poor Galaxies are Very Gas-rich Dispersion-dominated Systems: Will the James Webb Space Telescope Witness Gaseous Turbulent High-z Primordial Galaxies?", Yuki Isobe, Masami Ouchi, Kimihiko Nakajima, Shinobu Ozaki, Nicolas F. Bouche, John H. Wise, Yi Xu, Eric Emsellem, Haruka Kusakabe, Takashi Hattori, Tohru Nagao, Gen Chiaki, Hajime Fukushima, Yuichi Harikane, Kohei Hayashi, Yutaka Hirai, Ji Hoon Kim, Michael V. Maseda, Kentaro Nagamine, Takatoshi Shibuya, Yuma Sugahara, Hidenobu Yajima, Shohei Aoyama, Seiji Fujimoto, Keita Fukushima, Shun Hatano, Akio K. Inoue, Tsuyoshi Ishigaki, Masahiro Kawasaki, Takashi Kojima, Yutaka Komiyama, Shuhei Koyama, Yusei Koyama, Chien-Hsiu Lee, Akinori Matsumoto, Ken Mawatari, Takashi J. Moriya, Kentaro Motohara, Kai Murai, Moka Nishigaki, Masato Onodera, Yoshiaki Ono, Michael Rauch, Tomoki Saito, Rin Sasaki, Akihiro Suzuki, Tsutomu T. Takeuchi, Hiroya Umeda, Masayuki Umemura, Kuria Watanabe, Kiyoto Yabe, Yechi Zhang

19. Perez-Martinez et al. 2023, ApJ, Volume 933, Issue 1, id.11, 18 pp., "Signs of environmental effects on star-forming galaxies in the Spiderweb protocluster at z = 2.16", Pérez-Martínez, J. M.; Dannerbauer, H. ; Kodama, T.; Yusei Koyama; Shimakawa, R.; Suzuki, T. L.; Calvi, R.; Chen, Z.; Daikuhara, K.; Hatch, N. A.; Laza-Ramos, A.; Sobral, D.; Stott, J. P.; Tanaka, I.

20. Morokuma-Matsui et al. 2022, ApJS, Volume 263, Issue 2, id.40, 41 pp. , "CO(J = 1-0) Mapping Survey of 64 Galaxies in the Fornax Cluster with the ALMA Morita Array", Kana Morokuma-Matsui, Kenji Bekki, Jing Wang, Paolo Serra, Yusei Koyama, Tomoki Morokuma, Fumi Egusa, Bi-Qing For, Kouichiro Nakanishi, Bäbel S. Koribalski, Takashi Okamoto, Tadayuki Kodama, Bumhyun Lee, Filippo M. Maccagni, Rie E. Miura, Daniel Espada, Tsutomu T. Takeuchi, Dong Yang, Minju M. Lee, Masaki Ueda, Kyoko Matsushita

21. Ikeda et al. 2022, ApJ, Volume 933, Issue 1, id.11, 18 pp., "High-resolution ALMA study of CO (2-1) line and dust continuum emissions in cluster galaxies at z=1.46 ", Ikeda, Ryota ; Tadaki, Ken-ichi ; Iono, Daisuke ; Kodama, Tadayuki ; Chan, Jeffrey C. C. ; Hatsukade, Bunyo ; Hayashi, Masao ; Izumi, Takuma ; Kohno, Kotaro ; Yusei Koyama; Shimakawa, Rhythm ; Suzuki, Tomoko L. ; Tamura, Yoichi ; Tanaka, Ichi

22. Matsumoto et al. 2022, ApJ, Volume 941, Issue 2, id.167, 14 pp., "EMPRESS. VIII. A New Determination of Primordial He Abundance with Extremely Metal-Poor Galaxies: A Suggestion of the Lepton Asymmetry and Implications for the Hubble Tension", Matsumoto, Akinori; Ouchi, Masami; Nakajima, Kimihiko; Kawasaki, Masahiro; Murai, Kai; Motohara, Kentaro; Harikane, Yuichi; Ono, Yoshiaki; Kushibiki, Kosuke; Koyama, Shuhei; Aoyama, Shohei; Konishi, Masahiro; Takahashi, Hidenori; Isobe, Yuki; Umeda, Hiroya; Sugahara, Yuma; Onodera, Masato; Nagamine, Kentaro; Kusakabe, Haruka; Hirai, Yutaka; Moriya, Takashi J.; Shibuya, Takatoshi; Komiyama, Yutaka; Fukushima, Keita; Fujimoto, Seiji; Hattori, Takashi; Hayashi, Kohei; Inoue, Akio K.; Kikuchihara, Shotaro; Kojima, Takashi; Yusei Koyama; Lee, Chien-Hsiu ; Mawatari, Ken ; Miyata, Takashi ; Nagao, Tohru ; Ozaki, Shinobu ; Rauch, Michael ; Saito, Tomoki ; Suzuki, Akihiro ; Takeuchi, Tsutomu T. ; Umemura, Masayuki ; Xu, Yi ; Yabe, Kiyoto ; Zhang, Yechi ; Yoshii, Yuzuru

23. Jian et al. 2022, ApJ, Volume 926, Issue 2, id.115, 13 pp., "Star Formation Properties of Sloan Digital Sky Survey BOSS Void Galaxies in the Hyper Suprime-Cam Survey", Hung-Yu Jian, Lihwai Lin, Bau-Ching Hsieh, Kai-Yang Lin, Keiichi Umetsu, Carlos Lopez-Coba, Yusei Koyama, Chin-Hao Hsu, Yung-Chau Su, Yu-Yen Chang, Tadayuki Kodama, Yutaka Komiyama, Surhud More, Atsushi J. Nishizawa, Masamune Oguri, Ichi Tanaka

24. Aoyama et al. 2022, ApJ, Volume 924, Issue 2, id.74, 13 pp., "The Environmental Dependence of Gas Properties in Dense Cores of a Protocluster at z~2.5 Revealed with ALMA", Aoyama, Kohei; Kodama, Tadayuki; Suzuki, Tomoko L.; Tadaki, Ken-ichi; Shimakawa, Rhythm; Hayashi, Masao; Yusei Koyama; Pérez-Martínez, Jose Manuel

25. Polletta et al. 2021, A&A, Volume 654, id.A121, 34 pp., "Spectroscopic observations of PHz G237.01+42.50: A galaxy protocluster at z=2.16 in the Cosmos field", Polletta, M.; Soucail, G.; Dole, H.; Lehnert, M. D.; Pointecouteau, E.; Vietri, G.; Scodeggio, M.; Montier, L.; Yusei Koyama; Lagache, G.; Frye, B. L.; Cusano, F.; Fumana, M.

26. Namiki et al. 2021, ApJ, Volume 918, Issue 2, id.68, 10 pp., "What determines the HI gas content in galaxies?: morphological dependence of the HI gas fraction across M*-SFR plane ", Namiki, Shigeru V.; Yusei Koyama; Koyama, Shuhei; Yamashita, Takuji; Hayashi, Masao; Haynes, Martha P.; Shimakawa, Rhythm; Onodera, Masato

27. Jin et al. 2021, A&A, Volume 652, id.A11, 23pp., "COALAS: I. ATCA CO(1-0) survey and luminosity function in the Spiderweb protocluster at z=2.16 ", Jin, S.; Dannerbauer, H.; Emonts, B.; Serra, P.; Lagos, C. D. P.; Thomson, A. P.; Bassini, L.; Lehnert, M.; Allison, J. R.; Champagne, J. B.; Indermuhle, B.; Norris, R. P.; Seymour, N.; Shimakawa, R.; Casey, C. M.; De Breuck, C.; Drouart, G.; Hatch, N.; Kodama, T.; Yusei Koyama; Macgregor, P.; Miley, G.; Overzier, R.; Perez-Martinez, J. M.; Rodriguez-Espinosa, J. M.; Rottgering, H.; Sanchez Portal, M.; Ziegler, B.

28. Morokuma-Matsui et al. 2021, ApJ, Volume 914, Issue 2, id.145, 26 pp., "A phase-space view of cold-gas properties of Virgo-cluster galaxies: multiple quenching processes at work?", Morokuma-Matsui, Kana; Kodama, Tadayuki; Morokuma, Tomoki; Nakanishi, Kouichiro; Yusei Koyama; Yamashita, Takuji; Koyama, Shuhei; Okamoto, Takashi

29. Suzuki et al. 2021, ApJ, Volume 908, Issue 1, id.15, 14 pp., "Dust, gas, and metal content in star-forming galaxies at z∼3.3 revealed with ALMA and Near-IR spectroscopy", Tomoko L. Suzuki, Masato Onodera, Tadayuki Kodama, Emanuele Daddi, Masao Hayashi, Yusei Koyama, Rhythm Shimakawa, Ian Smail, David Sobral, Sandro Tacchella, Ichi Tanaka

30. Onodera et al. 2020, ApJ, Volume 904, Issue 2, id.180, 23 pp. , "Broadband Selection, Spectroscopic Identification, and Physical Properties of a Population of Extreme Emission-line Galaxies at 3 < z < 3.7", Masato Onodera, Rhythm Shimakawa, Tomoko L. Suzuki, Ichi Tanaka, Yuichi Harikane, Masao Hayashi, Tadayuki Kodama, Yusei Koyama, Kimihiko Nakajima, Takatoshi Shibuya

31. Tadaki et al. 2020, ApJ, Volume 901, Issue 1, id.74, 23 pp., "Structural evolution in massive galaxies at z~2", Ken-ichi Tadaki, Sirio Belli, Andreas Burkert, Avishai Dekel, Natascha M. Förster Schreiber, Reinhard Genzel, Masao Hayashi, Rodrigo Herrera-Camus, Tadayuki Kodama, Kotaro Kohno, Yusei Koyama, Minju M. Lee, Dieter Lutz, Lamiya Mowla, Erica J. Nelson, Alvio Renzini, Tomoko L. Suzuki, Linda J. Tacconi, Hannah Übler, Emily Wisnioski, Stijn Wuyts

32. Hayashi et al. 2020, PASJ, Volume 72, Issue 5, id.86, 31 pp. , "A 16 deg2 survey of emission-line galaxies at z < 1.6 from HSC-SSP PDR2 and CHORUS", Masao Hayashi, Rhythm Shimakawa, Masayuki Tanaka, Masato Onodera, Yusei Koyama, Akio K. Inoue, Yutaka Komiyama, Chien-Hsiu Lee, Yen-Ting Lin, Kiyoto Yabe

33. Asano et al. 2020, ApJ, Volume 899, Issue 1, id.64, 19 pp. , "Environmental Impact on Star-forming Galaxies in a z∼0.9 Cluster during the Course of Galaxy Accretion", Tetsuro Asano, Tadayuki Kodama, Kentaro Motohara, Lori Lubin, Brian C. Lemaux, Roy Gal, Adam Tomczak, Dale Kocevski, Masao Hayashi, Yusei Koyama, Ichi Tanaka, Tomoko L. Suzuki, Naoaki Yamamoto, Daiki Kimura, Masahiro Konishi, Hidenori Takahashi, Yasunori Terao, Kosuke Kushibiki, Yukihiro Kono, Yuzuru Yoshii, the SWIMS team

34. Ogura et al. 2020, ApJ, 895, Issue 1, id.9, 10 pp. , "Quantifying the effect of field variance on the Hα luminosity function with the New Numerical Galaxy Catalogue (ν2GC)", Ogura, Kazuyuki; Nagashima, Masahiro; Shimakawa, Rhythm; Hayashi, Masao; Kobayashi, Masakazu A. R.; Oogi, Taira; Ishiyama, Tomoaki; Yusei Koyama; Makiya, Ryu; Okoshi, Katsuya; Onodera, Masato; Shirakata, Hikari

35. Jian et al. 2020, ApJ, 894, Issue 2, id.125, 14 pp., "Redshift Evolution of Green Valley Galaxies in Different Environments from the Hyper Suprime-Cam Survey", Hung-Yu Jian, Lihwai Lin, Yusei Koyama, Ichi Tanaka, Keiichi Umetsu, Bau-Ching Hsieh, Yuichi Higuchi, Masamune Oguri, Surhud More, Yutaka Komiyama, Tadayuki Kodama, Atsushi J. Nishizawa, Yu-Yen Chang

36. Bohm et al. 2020, A&A, 633, id.A131, 11 pp.,, "Kinematics of disk galaxies in (proto-)clusters at z=1.5", Bohm, A.; Ziegler, B. L.; Perez-Martinez, J. M.; Kodama, T.; Hayashi, M.; Maier, C.; Verdugo, M.; Yusei Koyama

37. Hayashi et al. 2019, PASJ, 71, id.112, 21 pp., "The whole picture of the large-scale structure of the CL1604 supercluster at z∼0.9", Hayashi, Masao; Yusei Koyama; Kodama, Tadayuki; Komiyama, Yutaka; Lin, Yen-Ting; Miyazaki, Satoshi; Shimakawa, Rhythm; Suzuki, Tomoko L.; Tanaka, Ichi; Yamamoto, Moegi; Yamamoto, Naoaki

38. Okabe et al. 2018, PASJ, 71, id.79, 23 pp.,, "Halo Concentration, Galaxy Red Fraction, and Gas Properties of Optically-defined Merging Clusters", Okabe, Nobuhiro; Oguri, Masamune; Akamatsu, Hiroki; Hamabata, Akinari; Nishizawa, Atsushi J.; Medezinski, Elinor; Yusei Koyama; Hayashi, Masao; Okabe, Taizo; Ueda, Shutaro; Mitsuishi, Ikuyuki; Ota, Naomi

39. Suzuki et al. 2019, PASJ, 71, id.69, 13 pp.,, "Extended star-forming region within galaxies in a dense proto-cluster core at z=2.53", Suzuki, Tomoko L.; Minowa, Yosuke; Yusei Koyama; Kodama, Tadayuki; Hayashi, Masao; Shimakawa, Rhythm; Tanaka, Ichi; Tadaki, Ken-ichi

40. Namiki et al. 2019, ApJ, 877, id.118, 10 pp., "A Spectroscopic Study of a Rich Cluster at z = 1.52 with Subaru and LBT: The Environmental Impacts on the Mass─Metallicity Relation", Namiki, Shigeru V.; Yusei Koyama; Hayashi, Masao; Tadaki, Ken-ichi; Kashikawa, Nobunari; Onodera, Masato; Shimakawa, Rhythm; Kodama, Tadayuki; Tanaka, Ichi; Förster Schreiber, N. M.; Kurk, Jaron; Genzel, R.

41. Cooke et al. 2019, MNRAS, 486, pp.3047-3058, "The submillimetre view of massive clusters at z~0.8-1.6", Cooke, E. A.; Smail, Ian; Stach, S. M.; Swinbank, A. M.; Bower, R. G.; Chen, Chian-Chou; Yusei Koyama; Thomson, A. P.

42. K. Wong et al. 2019, PASJ, 71, id.60, "Searches for Population III Pair-Instability Supernovae: Impact of Gravitational Lensing Magnification", Wong, Kenneth C.; Moriya, Takashi J.; Oguri, Masamune; Hilbert, Stefan; Yusei Koyama; Nomoto, Ken'ichi

43. Moriya et al. 2019, PASJ, 71, id.59, "Searches for Population III pair-instability supernovae: Predictions for ULTIMATE-Subaru and WFIRST", Moriya, Takashi J.; Wong, Kenneth C.; Yusei Koyama; Tanaka, Masaomi; Oguri, Masamune; Hilbert, Stefan; Nomoto, Ken'ichi

44. Tadaki et al. 2019, PASJ, 71, id.70, "Environmental impacts on molecular gas in protocluster galaxies at z~2", Tadaki, Ken-ichi; Kodama, Tadayuki; Hayashi, Masao; Shimakawa, Rhythm; Yusei Koyama; Lee, Minju; Tanaka, Ichi; Hatsukade, Bunyo; Iono, Daisuke; Kohno, Kotaro; Matsuda, Yuichi; Suzuki, Tomoko L.; Tamura, Yoichi; Toshikawa, Jun; Umehata, Hideki

45. S. Koyama et al. 2019, ApJ, 874, Issue 2, article id. 142, 13 pp., "Do Galaxy Morphologies Really Affect the Efficiency of Star Formation during the Phase of Galaxy Transition?", Koyama, Shuhei; Yusei Koyama; Yamashita, Takuji; Hayashi, Masao; Matsuhara, Hideo; Nakagawa, Takao; Namiki, Shigeru V.; Suzuki, Tomoko L.; Fukagawa, Nao; Kodama, Tadayuki; Lin, Lihwai; Morokuma-Matsui, Kana; Shimakawa, Rhythm; Tanaka, Ichi

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1. Martinez et al. 2024, Proceedings of the SPIE, Volume 13097, id. 1309736 11 pp., "How to design your next generation laser guide star facility: assessing sodium photon return availability for the GLAO laser guide star facility in ULTIMATE-Subaru", Noelia Martinez, Pierre Haguenauer, Yosuke Minowa, Yoshito Ono, Dionne Haynes, Yusei Koyama, Celine D'Orgeville

2. Ali et al. 2024, Proceedings of the SPIE, Volume 13096, id. 130969K 12 pp., "ULTIMATE-Subaru: sensitivity performance of the NIR wide-field imaging camera with ground layer adaptive optics", Sadman S. Ali, Yusei Koyama, Kentaro Motohara, Yoshito Ono, Minowa Yosuke, Ichi Tanaka 

3. Yanagisawa et al. 2024, Proceedings of the SPIE, Volume 13096, id. 130966R 11 pp., "Compensation of defective pixels by mechanical shift of an NIR array detector used in the NINJA echelle spectrograph", Kenshi Yanagisawa, Chihiro Tokoku, Kentaro Motohara, Shinobu Ozaki, Yoshito Ono, Yosuke Minowa, Takashi Moriya, Masami Ouchi, Nozomu Tominaga, Masayuki Tanaka, Yutaka Hayano, Yusei Koyama, Sadman Ali, Masaomi Tanaka, Masayuki Akiyama, Tohru Nagao, Yoshiki Matsuoka, Kosuke Kushibiki, Shogo Homan, Akino Yasuda, Tomoya Yukino, Riku Sato, Kensho Tanaka, Tomoyasu Yamamuro, Michitoshi Yoshida

4. Tanaka et al. 2024, Proceedings of the SPIE, Volume 13096, id. 130961N 13 pp., "Development of novel high-efficiency and wideband medium-dispersion grisms for MOIRCS at Subaru Telescope", Ichi Tanaka, Noboru Ebizuka, Chihiro Tokoku, Takashi Hattori, Yusei Koyama, Kentaro Motohara, Michael Lemmen, Brian Elms, Koji Omata, Yosuke Minowa, Tadayuki Kodama

5. Minowa et al. 2024, Proceedings of the SPIE, Volume 13096, id. 130961A 12 pp., "Project overview and update on ULTIMATE-Subaru: the next-generation wide-field AO instrument for the Subaru telescope", Yosuke Minowa, Yusei Koyama, Masayuki Akiyama, Sadman Ali, Takamasa Bando, Joshua Carter, David Chandler, Chi-Yi Chou, Jesse Cranney, Celine D'Orgeville, Yutaka Hayano, Takashi Hattori, Roger Haynes, Dionne Haynes, Angela Hernandez Delgado, Nicholas Herrald, Masayuki Hirabayashi, Junichi Katakura, Masahiko Kimura, Tadayuki Kodama, Masahiro Konishi, Andrew Kruse, Noelia Martinez Rey, Kumiko Morihana, Masaki Morita, Kentaro Motohara, Yoshiyuki Obuchi, Hajime Ogane, Hirofumi Okita, Yoshito Ono, Shin Oya, Naohisa Sato, Yuhei Takagi, Hideki Takami, Ichi Tanaka, Yoko Tanaka, Koki Terao, Chihiro Tokoku, Fumihiro Uraguchi, Lu Wang, Shiang-Yu Wang, Kenshi Yanagisawa, Hiroshige Yoshida, Michitoshi Yoshida

6. Tamura et al. 2024, Proceedings of the SPIE, Volume 13096, id. 1309605 12 pp., "Prime Focus Spectrograph (PFS) for Subaru Telescope: progressing final steps to science operation", Naoyuki Tamura, and 115 ao-authors from PFS collaboration 

7. Minowa et al. 2022, Proceedings of the SPIE, Volume 12185, id. 1218521 12 pp., "ULTIMATE-Subaru: GLAO preliminary design overview", Minowa, Yosuke ; Ono, Yoshito ; Tanaka, Yoko ; Yoshida, Hiroshige ; Terao, Koki ; Yusei Koyama; Ali, Sadman ; Tanaka, Ichi ; Hattori, Takashi ; Okita, Hirofumi ; Hayano, Yutaka ; Oya, Shin ; Motohara, Kentaro ; Yanagisawa, Kenshi ; Yoshida, Michitoshi ; Akiyama, Masayuki ; Kodama, Tadayuki ; Ogane, Hajime ; Konishi, Masahiro ; Martinez Rey, Noelia ; Herrald, Nicholas ; d'Orgeville, Céline ; Rigaut, François ; Vaughn, Israel ; Chandler, David ; Haynes, Dionne ; Schofield, Warrick ; Wang, Shiang-Yu; Chou, Chi-Yi ; Kimura, Masahiko

8. Tokoku et al. 2022, Proceedings of the SPIE, Volume 12184, id. 121847R 7 pp., "NINJA: an LTAO assisted optical and near-infrared spectrograph of Subaru Telescope", Tokoku, Chihiro ; Ozaki, Shinobu ; Moriya, Takashi ; Yanagisawa, Kenshi ; Motohara, Kentaro ; Ouchi, Masami ; Tominaga, Nozomu ; Tanaka, Masaomi ; Ono, Yoshito ; Minowa, Yosuke ; Hayano, Yutaka ; Yusei Koyama; Ali, Sadman ; Tanaka, Masayuki ; Akiyama, Masayuki ; Nagao, Tohru ; Matsuoka, Yoshiki ; Kushibiki, Kosuke ; Homan, Shogo ; Yasuda, Akino ; Yoshida, Michitoshi

9. Minowa et al. 2020, Proceedings of the SPIE, Volume 11450, id. 114500O 12 pp., "ULTIMATE-Subaru: system performance modeling of GLAO and wide-field NIR instruments", Yosuke Minowa, Yusei Koyama, Kenshi Yanagisawa, Kentaro Motohara, Ichi Tanaka, Yoshito Ono, Takashi Hattori, Christophe Clergeon, Yutaka Hayano, Masayuki Akiyama, Tadayuki Kodama, Céline d'Orgeville, Francois Rigaut, Shiang-Yu Wang, Michitoshi Yoshida

10. Konishi et al. 2020, Proceedings of the SPIE, Volume 11450, id. 114500O 12 pp., "The University of Tokyo Atacama Observatory 6.5m telescope: On-sky performance of the near-infrared instrument SWIMS on the Subaru telescope", Masahiro Konishi, Kentaro Motohara, Hidenori Takahashi, Natsuko Kato, Kosuke Kushibiki, Hiroki Nakamura, Nuo Chen, Tadayuki Kodama, Masao Hayashi, Ichi Tanaka, Ken-ichi Tadaki, Jun Toshikawa, Yusei Koyama, Rhythm Shimakawa, Tomoko L. Suzuki, Tetsuro Asano, Hirofumi Okita, Shintaro Koshida, Ken Tateuchi, Soya Todo, Yutaka Kobayakawa, Yutaro Kitagawa, Hirofumi Ohashi, Yukihiro Kono, Yasunori Terao, Tsutomu Aoki, Kentaro Asano, Mamoru Doi, Bunyo Hatsukade, Takafumi Kamizuka, Kotaro Kohno, Takeo Minezaki, Takashi Miyata, Tomoki Morokuma, Mizuki Numata, Shigeyuki Sako, Hiroaki Sameshima, Takao Soyano, Toshihiko Tanabé, Masuo Tanaka, Ken'ichi Tarusawa, Ryou Ohsawa, Kengo Tachibana, Tsubasa Michifuji, Yuzuru Yoshii

11. Motohara et al. 2020, Proceedings of the SPIE, Volume 11447, id. 114470N 10 pp., "ULTIMATE-Subaru: conceptual design of WFI, a near-infrared wide field imager", Kentaro Motohara, Yusuke Minowa, Ichi Tanaka, Takashi Hattori, Yusei Koyama, Masahiro Konishi, Kenshi Yanagisawa, Ikuru Iwata, Shiang-Yu Wang, Richard C. Y. Chou, Masahiko Kimura, John Pazder

12. Minowa et al. 2020, Proceedings of the SPIE, Volume 11203, id. 112030G 2 pp., "ULTIMATE-Subaru: enhancing the Subaru's wide-field capability with GLAO", Yosuke Minowa, Yusei Koyama, Yoshito Ono, Ichi Tanaka, Takashi Hattori, Christophe Clergeon, Masayuki Akiyama, Tadayuki Kodama, Kentaro Motohara, François Rigaut, Céline d'Orgeville, Shiang-Yu Wang, Michitoshi Yoshida

13. Rigaut et al. 2018, Proceedings of the SPIE, Volume 10703, id. 1070324 15 pp., "A conceptual design study for Subaru ULTIMATE GLAO", François Rigaut, Yosuke Minowa, Masayuki Akiyama, Yoshito Ono, Visa Korkiakoski, Nick Herrald, Gaston Gausachs, Christophe Clergeon, Shiang-Yu Wang, Céline d'Orgeville, Jordan Davies, Yusei Koyama, Ikuru Iwata, Tadayuki Kodama, Kentrao Motohara, Yutaka Hayano, Ichi Tanaka, Takashi Hattori, Michitoshi Yoshida

1. Koyama et al. 2018, JAXA-SP-17-009E, pp.205-208 , "The Nature and Environment of Dusty Star-Forming Galaxies Near and Far Revealed by AKARI", Proceedeings of the 4th AKARI International Conference: The Cosmic Wheel and the Legacy of the AKARI archive: from galaxies and stars to planets and life, Yusei Koyama; Matsuki, Yasuhiro; Koyama, Shuhei; Nakagawa, Takao; Matsuhara, Hideo; Takita, Satoshi; Yamashita, Takuji; MorokumaMatsui, Kana; Kodama, Tadayuki; Shimakawa, Rhythm; Namiki, Shigeru; Hayashi, Masao; Tadaki, Kenichi
   
   

2. Koyama 2017, PKAS (Publications of the Korean Astronomical Society), Vol. 32, Issue 1, pp. 287-291 , "Panoramic Mid-infrared Views of Distant Clusters of Galaxies with AKARI", Yusei Koyama
   
   

3. Koyama & Kodama 2009, EDP science (web of conference), p.04013, "Wide-Field Study of Distant Clusters of Galaxies with SPICA", Yusei Koyama; Tadayuki Kodama
   
   

4. Koyama & Kodama 2009, ASPCS, 418, p.251, "Unveiling the Hidden Star Formation Activity in and around Distant Clusters of Galaxies with AKARI", Yusei Koyama; Tadayuki Kodama
   
   

5. Koyama et al. 2008, ASPCS, 399, p.361, "Panoramic and Multi-Wavelength Study of the Distant Cluster RXJ1716 at z= 0.81", Yusei Koyama; Tadayuki Kodama; Masayuki Tanaka; Kazuhiro Shimasaku; Sadanori Okamura

1. "GREX-PLUS Science Book" , arXiv:2304.08104, 2023年4月
   
   

2. 「すばる望遠鏡とTMTが結ぶ新たな宇宙像 (サイエンスブック2020)」, 2020年3月, Sec.2.1+Sec.4.1の執筆、および編集者
   
   

3. "Enabling Breakthrough Science with the Subaru Telescope and the Wide Field Infrared Survey Telescope (WFIRST): A White paper for Subaru and WFIRST Communities", 2019年4月, Sec.2の執筆
   
   

4. 「2020年代の光赤外線天文学」, 2016年8月, 銀河進化と構造形成班および編集委員会事務局として参加

1. 天文月報2025年1月号, すばる望遠鏡25周年特集(1)

「すばる望遠鏡の科学戦略：「すばる2」，そしてその先へ」 by 小山 佑世

2. 月刊星ナビ 2024年10月号 (アストロアーツ), pp.26-31
   「進化を続けるすばる望遠鏡」 一部執筆担当

3. 天文月報2022年3月号, JWST特集(2), pp.144-149
   「ジェームズ・ウェッブ宇宙望遠鏡でスパイダー・ウェッブを解剖せよ」 by 小山 佑世, 嶋川里澄, 児玉忠恭, Jose Manuel Perez-Martinez
   
   

4. 国立天文台ニュース 2020年11月号
   「特集すばる望遠鏡2020(後編): 未来型のすばる望遠鏡へ」 by 小山 佑世, 神戸栄治
   
   

5. 国立天文台ニュース 2020年11月号
   「特集すばる望遠鏡2020(後編): 銀河の形成と進化の歴史を解明する - 地表層補償光学+広視野高解像赤外線観測装置(ULTIMATE-Subaru)」by 美濃和陽典, 小山 佑世
   
   

6. 国立天文台ニュース 2020年9月号
   「特集すばる望遠鏡2020(前編): すばる望遠鏡の最新レポート」 by 小山 佑世, 神戸栄治
   
   

7. 国立天文台ニュース 2019年2月号
   「HSCデータで浮かび上がる40億光年彼方の超銀河団」 by 小山 佑世
   
   

8. 天文月報2019年3月号, EUREKA, pp.174-185
   「HSCで探る銀河団」 by 岡部信広, 大栗真宗, 宮崎聡, 児玉忠恭, 小山 佑世
   
   

9. 天文月報2012年5月号, EUREKA, pp.332-339
   「40億年前の宇宙にうつしだされた『赤く燃ゆる銀河』のすみか」 by 小山 佑世
   
   

10. 天文月報2009年4月号, EUREKA, pp.260-266
    「すばるとあかりによる遠方銀河団の徹底調査」 by 小山 佑世
    
    

11. JAXA/ISASニュース No.337, p.22
    「あかりで切り開く遠方銀河団フロンティア」 by 小山 佑世; 後藤友嗣
    
    

12. 月刊星ナビ 2009年3月号 (アストロアーツ), pp.28-29
    「ひしめきあう銀河の世界」 by 小山 佑世