You can check the list of my publications from HERE (ADS).

• First/corresponding  author 

1. K. Hayashi, Y. Hirai, M. Chiba, and T. Ishiyama, “Dark matter halo properties of the Galactic dwarf satellites: implication for chemo-dynamical evolution of the satellites and a challenge to Lambda CDM”,  Accepted  for publication in  The Astrophysical Journal, 2023 (arXiv:2206.02821)

2. K. Hayashi, E. G. M. Ferreira, and H. Y. J. Chan, “Narrowing the mass range  of Fuzzy Dark Matter with Ultra-faint Dwarfs”,   The Astrophysical Journal Letters, 912, pp. 3-8, 2021 (arXiv:2102.05300) 

3. K. Hayashi, M.  Ibe, S. Kobayashi, Y. Nakayama, and S. Shirai, “Probing Dark Matter Self-Interaction with Ultra-faint Dwarf Galaxies”,   Physical Review D, 103, 023017  (arXiv: 2008.02529) : Press Release (JP/EN)

4. K. Hayashi, M. Chiba, and T. Ishiyama, “Diversity of dark matter density profiles in the Galactic dwarf spheroidal satellites”, The Astrophysical Journal, 904, pp. 45-63, 2020 (arXiv:2007.13780) 

5. K. Hayashi and I. Obata, “Non-sphericity of ultra-light axion dark matter halos in the Galactic dwarf spheroidal galaxies”, Monthly Notices of the Royal Astronomical Society, 491, Issue 1, p.615-633 (arXiv:1902.03054) 

6. K. Hayashi and S. Inoue, “Effects of mass models on dynamical mass estimate: the case of ultra diffuse galaxy NGC1052-DF2”, Monthly Notices of the Royal Astronomical Society Letters, 481, pp. 59-63, 2018 (arXiv:1808.10116) 

7. K. Hayashi, M. Fabrizio, E. L. Lokas, G. Bono, M. Moneli, M. Dall'Ora and P. B. Stetson, “Dark halo structure in the Carina dwarf spheroidal galaxy: joint analysis of multiple stellar components”,  Monthly Notices of the Royal Astronomical Society, 481, pp. 250-261, 2018 (arXiv:1804.01739) 

8. K. Hayashi, T. Ishiyama, G. Ogiya, M. Chiba, S. Inoue and M. Mori, “Universal dark halo scaling relation for the dwarf spheroidal satellites”,  The Astrophysical Journal, 843, pp. 97-109, 2017 (arXiv:1703.02604) 

9. K. Hayashi, K. Ichikawa, S. Matsumoto, M. Ibe, M. N. Ishigaki and H. Sugai, “Dark matter annihilation and decay from non-spherical dark halos in galactic dwarf satellites”, Monthly Notices of the Royal Astronomical Society, 461, pp. 2914-2928, 2016 (arXiv:1603.08046) 

10. K. Hayashi and M. Chiba, “Structural properties of dark halos in the Milky Way and Andromeda dwarf spheroidal galaxies”, The Astrophysical Journal, 810, pp. 22-38, 2015 (arXiv:1507.07620) 

11. K. Hayashi and M. Chiba, “A common surface density of dark halo in the dwarf spheroidal galaxies as a constraint on dark matter models”, The Astrophysical Journal Letters, 803, pp. 11-15, 2015 (arXiv:1503.05279) 

12. K. Hayashi and M. Chiba, “The prolate dark matter halo of Andromeda galaxy”, The Astrophysical Journal, 789, pp. 62-71, 2014 (arXiv:1405.4606)

13. K. Hayashi and M. Chiba, “Probing Non-spherical dark halos in the Galactic dwarf galaxies”, The Astrophysical Journal, 755, pp. 145-157, 2012 (arXiv:1206.3888) 

• Co-author 

1. T. Fukushima, M. Chiba, M. Tanaka, K. Hayashi, D. Homma, S. Okamoto, Y. Komiyama, M. Tanaka, N. Arimoto and T. Matsuno, “The stellar halo of the Milky Way traced by blue horizontal-branch stars in the Subaru Hyper Suprime-Cam Survey”, submitted to PASJ (arXiv:2406.11923)

2. Y. Hirai, E. N. Kirby,  M. Chiba, K. Hayashi, et al., "Chemo-dynamical Evolution of Simulated Satellites for a Milky Way-like Galaxy, Submitted to ApJ (arXiv:2405.05330)

3. M. D. Wardana, M. Chiba and  K. Hayashi, "Disentangling gamma-beta: the 4th-order velocity moments based on spherical Jeans analysis", Submitted to ApJ (arXiv:2404.12671)

4. I. Ogami, Y. Komiyama,  (incl. K. Hayashi) et al., "Detection of a Spatially Extended Stellar population in M33: A Shallow Stellar Halo?", Submitted to ApJ (arXiv:2403.14234)

5. I. Ogami, M. Tanaka,  (incl. K. Hayashi) et al., "The structure of the stellar halo of the Andromeda galaxy explored with the NB515 for Subaru/HSC. I.: New insights on the stellar halo up to 130 kpc", Submitted to ApJ (arXiv:2401.00668)

6. Y. Suzuki, M. Chiba, Y. Komiyama, K. Hayashi, et al., "The Milky Way Tomography with Subaru Hyper Suprime-Cam. I. Halo substructures", Accepted to PASJ (arXiv:2311.17378)

7. D. Homma, M. Chiba, (incl. K. Hayashi) et al., “Final Results of Search for Newe Milky Way Satellites in the Hyper Suprime-Cam Subaru Strategic Program Survey: Discovery of Two More Candidates”, Submitted to PASJ (arXiv:2311.05439)

8. W. Yin and K. Hayashi, “Indirect Detection of Decaying Dark Matter with High Angular Resolution: Case for axion search by IRCS at Subaru Telescope”, Accepted to ApJ (arXiv:2305.13415)

9. Y. Xu, M. Ouchi, Y. Isobe, (incl. K. Hayashi) et al., “EMPRESS. XII. Statistics on the Dynamics and Gas Mass Fraction of Extremely-Metal Poor Galaxies”, Accepted to ApJ (arXiv:2303.12467)

10. A. Matsumoto, M. Ouchi, K. Nakajima, (incl. K. Hayashi) et al., “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”, The Astrophysical Journal, Volume 941, Issue 2, id.167, 14 pp., 2022 (arXiv:2203.09617)

11. M. Nashimoto, M. Tanaka, M. Chiba, K. Hayashi, Y. Komiyama, and T. Okamoto, “The Missing Satellite Problem Outside of the Local Group. II. Statistical Properties of Satellites of Milky Way-like Galaxies”, The Astrophysical Journal, Volume 936, Issue 1, id.38, 15 pp., 2022 (arXiv:2206.04709): Press Release (JP/EN)

12. S. Horigome, K. Hayashi, and S. Ando,  “Cosmological prior for the J-factor estimation of dwarf spheroidal galaxies”, Submitted to PRD (arXiv:2207.10378)

13. Y. Isobe, M. Ouchi, T. Nakajima, (incl. K. Hayashi) et al., “EMPRESS. IX. Extremely Metal-Poor Galaxies are Very Gas-Rich Dispersion-Dominated  Systems: Will JWST Witness Gaseous Turbulent High-z Primordial Galaxies?”, Accepted to ApJ (arXiv:2206.04709)

14. H. Y. J. Chan, E. G. M. Ferreira, S. May, K. Hayashi, and M. Chiba, "The Diversity of Core Halo Structure in the Fuzzy Dark Matter Model", Monthly Notices of the Royal Astronomical Society, vol. 511, no. 1, pp. 943--952, 2022 (arXiv: 2110.11882)

15. T. Ebisu, T. Ishiyama and K. Hayashi, "Constraining Self-interacting Dark Matter with Dwarf Spheroidal Galaxies and High-resolution Cosmological N-body Simulations", Physical Review D, Volume 105, Issue 2, article id.023016, 2022 (arXiv:2107.05967)

16. F. Crawford and K. Hayashi, "An Arecibo 327 MHz Search for Radio Pulsars and Bursts in the Dwarf Irregular Galaxies Leo A and T" , 2021, Accepted for publication in  Research Notes of the AAS, (arXiv:2106.09134) 

17. P. Lu, V. Takhistov, G. B. Gelmini, K. Hayashi, Y. Inoue, and A. Kusenko, "Interstellar Gas Heating by Primordial Black Holes" ,  Journal of Cosmology and Astroparticle Physics, Volume 2022, Issue 03, id.017, 26 pp., 2022  (arXiv: 2105.06099)

18. P. Lu, V. Takhistov, G. B. Gelmini, K. Hayashi, Y. Inoue, and A. Kusenko, "Constraining Primordial Black Holes with Dwarf Galaxy Heating" ,  The Astrophysical Journal Letters, 908, pp. 23-28, 2021 (arXiv:2007.02213)

19. H. Wirth, K. Bekki, and K. Hayashi, "Formation of massive globular clusters with dark matter and its implication on dark matter annihilation", MNRAS Letters, Volume 496, Issue 1, pp.L70-L74 (arXiv:2005.07128)

20. Y. Isobe, M. Ouchi, T. Kojima, T. Shibuya, K. Hayashi, [+14 co-authors], “EMPRESS. III. Morphology, Stellar Population, and Dynamics of Extremely Metal Poor Galaxies (EMPGs): Are EMPGs Local Analogs of High-z Young Galaxies?”, The Astrophysical Journal, Volume 918, Issue 2, id.54, 14 pp., 2021~(arXiv:2004.11444)

21. G. Shchelkanova, K. Hayashi, B. Sergei, “N-body self-consistent stars-halo modelling of the Fornax dwarf galaxy”, The Astrophysical Journal, 909, Issue 2, pp147-162 (arXiv:2004.11215) 

22. S. Horigome, K. Hayashi, M. Ibe, M. N. Ishigaki, S. Matsumoto and H. Sugai, “J-factor estimation of Draco, Sculptor and Ursa Minor dwarf spheroidal galaxies with the member/foreground mixture model”, Monthly Notices of the Royal Astronomical Society, 499, pp. 3320-3337, 2020 (arXiv:2002.04866)

23. D. Hashimoto, O. Macuas, A J. Nishizawa, K. Hayashi, M. Takada, M. Shirasaki, S. Ando, “Constraining dark matter annihilation with HSC Low Surface Brightness Galaxies ”, Journal of Cosmology and Astroparticle Physics, Issue 01, article id. 059, 2020 (arXiv:1906.06701)

24. T. Fukushima, M. Chiba, M. Tanaka, K. Hayashi, D. Homma, S. Okamoto, Y. Komiyama, M. Tanaka, N. Arimoto and T. Matsuno, “The stellar halo of the Milky Way traced by blue horizontal-branch stars in the Subaru Hyper Suprime-Cam Survey”, Publications of the Astronomical Society of Japan, 71, 4, 2019 (arXiv:1904.04966): Press Release (JP/EN)

25. D. Homma [+15 co-authors including K. Hayashi], “Bootes IV: A New Milky Way Satellite Discovered in the Subaru Hyper Suprime-Cam Survey and Implications for the Missing Satellite Problem”, Publications of the Astronomical Society of Japan, 71, 94, 2019 (arXiv:1906.07332)

26. M. Tanaka, M. Chiba, K. Hayashi, Y. Komiyama, T. Okamoto, A. Cooper, S. Okamoto and L. Spitler, “The Missing Satellite Problem Outside of the Local Group: I -- Pilot Observation”, The Astrophysical Journal, 865, pp. 125-137, 2018 (arXiv:1808.03410) 

27. K. Ichikawa, S. Horigome, M. N. Ishigaki, S. Matsumoto, M. Ibe, H. Sugai and K. Hayashi, “Foreground effect on the J-factor estimation of  ultra-faint dwarf spheroidal galaxies”,  Monthly Notices of the Royal Astronomical Society, 479, pp. 64-74, 2018 (arXiv:1706.05481) 

28. Y. Komiyama, M. Chiba, M. Tanaka, M. Tanaka, T. Kirihara, Y. Miki, M. Mori, R H. Lupton, P. Guhathakurta, J S. Kalirai, K. Gilbert, E. Kirby, M G. Lee, I S. Jang, S. Sharma, and K. Hayashi, “Stellar stream and halo structure in the Andromeda galaxy from a Subaru/Hyper Suprime Cam survey”, The Astrophysical Journal, 853, pp. 29-58, 2018 (arXiv:1712.03654) 

29. D. Homma, M. Chiba, S. Okamoto, Y, Komiyama, M. Tanaka, M. Tanaka, M N. Ishigaki, K. Hayashi , N. Arimoto, J A. Garmilla, R H. Lupton, M A. Strauss, S. Miyazaki and S. Wang, “Searches for New Milky Way Satellites from the First Two Years of Data of the Subaru/Hyper Suprime-Cam Survey: Discovery of Cetus III”, Publications of the Astronomical Society of Japan, 70, S18, 2018 (arXiv:1704.05977) 

30. N. Klop, F. Zandanel, K. Hayashi and S. Ando, “The impact of axisymmetric mass models for dwarf spheroidal galaxies on indirect dark matter searches in gamma-rays”, Physical Review D, 95, 123012 (arXiv:1609.03509) 

31. K. Ichikawa, M. N. Ishigaki, S. Matsumoto, M. Ibe, H. Sugai, K. Hayashi and S. Horigome, “Foreground effect on the J-factor estimation of classical dwarf spheroidal galaxies”, Monthly Notices of the Royal Astronomical Society, 468, pp.2884-2896, 2017 (arXiv:1608.01749) 

• Collaboration

1. S. Abe, J. Abhir, (incl. K. Hayashi) et al., "Dark Matter Line Searches with the Cherenkov Telescope Array", Submitted to JCAP (arXiv:2403.04857)

2. H. Abe, S. Abe,  (incl. K. Hayashi) et al., "Performance of the joint LST-1 and MAGIC observations evaluated with Crab Nebula data", Accepted to A&A (arXiv: 2310.01954)

3. S. Abe, A. Aguasca-Cabot, I. Agudo,  (incl. K. Hayashi) et al., "Multi-wavelength study of the galactic PeVatron candidate LHAASO J2108+5157"  (arXiv:2210.00775)

4. F. Iocco, M. Meyer, M. Doro, (incl. K. Hayashi) et al., "Probing Dark Matter and Fundamental Physics with the Cherenkov Telescope Array" ,  2021, (arXiv:2106.03582)  

5. The Cherenkov Telescope Array Consortium, "Sensitivity of the Cherenkov Telescope Array for probing cosmology and fundamental physics with gamma-ray propagation", Journal of Cosmology and Astroparticle Physics, Issue 02, article id. 048, 2021 (arXiv: 2010.01349)

The the list of my proceedings and non-referred journals from HERE (ADS)