Hoshi Tagawa
Hoshi Tagawa
[04/2023] Doctor of Engineering, Tokyo Institute of Technology, School of Environment and Society
[04/2024 - Present] Researcher, National Institute for Land and Infrastructure Management (NILIM), MLIT, Japan
[10/2023 - 03/2024] Visiting researcher, National University Singapore
[09/2023 - 03/2024] Visiting researcher, The University of Tokyo
[04/2023 - 03/2024] Research Fellow (PD), Japan Society for the Promotion of Science, Japan
[04/2022 - 03/2023] Research Fellow (DC2), Japan Society for the Promotion of Science, Japan
[04/2020 - 03/2023] Dr. Eng., Tokyo Institute of Technology, School of Environment and Society
[04/2018 - 03/2020] M. Eng., Tokyo Institute of Technology, School of Environment and Society
[04/2014 - 03/2018] B. Eng., Tokyo Institute of Technology, School of Engineering
Transportation Engineering
Maritime Economics
Network Science
1st place in All-Student Teams, the first United Nations AIS Big Data Hackathon (2020)
OCDI Logistics Award for Young Researcher, 8th International Conference on Transportation and Logistics (2020)
Best presentation award, the Graduate Thesis Final Presentation at the Department of International Development Engineering at Tokyo Institute of Technology (2018)
Tagawa, H. and Meng, Q. (2025) Network evolution of major shipping routes: Perspectives from dominant ports and shipping lines, Journal of Transport Geography, 128, 104376.
Tagawa, H., Sugishita, K. and Hanaoka, S. (2025) Impact of port cooperation on port competitiveness and network structure: a case study of Osaka and Kobe ports, Journal of Shipping and Trade, 10(15).
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2024) Optimum cooperation strategy for different cooperative motivations: a case study of the Kobe and Osaka ports, Maritime Policy and Management, 51(6), pp. 1125-1146.
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2022) Cooperative strategy at ports in different motivations: cooperation for regional welfare and for competition, Maritime Transport Research, 3, 100075.
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2022) Evaluation of international maritime network configuration and impact of port cooperation on port hierarchy, Transport Policy, 123, pp. 14-24.
Kawasaki, T., Tagawa, H., and Kavirathna, C. A. (2022) Vessel deployment and de-hubbing in maritime network: A case study on Colombo port and its feeder market, Journal of Marine Science and Engineering, 10(3), 304.
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2021) Conditions influencing the choice between direct shipment and transshipment in maritime shipping network, Journal of Shipping and Trade, 6(4).
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2021) Exploring the factors influencing the cost-effective design of hub-and-spoke and point-to-point networks in maritime transport using a bi-level optimization model, The Asian Journal of Shipping and Logistics, 37(2), pp 192-203.
Kawasaki, T., Hanaoka, S., Saito, Y., and Tagawa, H. (2021) Port choice problem in a linear city: Application to Manila and Batangas ports in the Philippines, Maritime Transport Research, 2, 100010.
Kawasaki, T., Tagawa, H., Tamane, T., Hanaoka, S., and Watanabe, T. (2019) Effects of Incentive Policy on Maritime Stakeholders in Japanese Local ports, Journal of the Eastern Asia Society for Transportation Studies, 13, pp 2260-2277.
Kawasaki, T., Tagawa, H., Watanabe, T., and Hanaoka, S. (2019) The effects of consolidation and privatization of ports in proximity: A case study of the Kobe and Osaka ports, The Asian Journal of Shipping and Logistics, 36(1), pp. 1-12.
Ogawa, M., Tagawa, H., Kawasaki, T., Sugimura, Y., Ishiguro, K., Akakura, Y., Takebayashi, M. (2024) Consideration of CO2 emissions by route in shippers’ and route selection problem, 10th International Conference on Transportation and Logistics (T-LOG 2024), Colombo.
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2021) The evaluation of port alliance based on complex network in graph analysis, International Association of Maritime Economists (IAME) 2021 Conference, Rotterdam (Online).
Kawasaki, T., Hanaoka, S., Saito, Y. and Tagawa, H. (2020) Multiple ports choice problem in linear city: Case study in Manila and Batangas port, Philippines, 8th International Conference on Transportation and Logistics (T-LOG 2020), Surabaya (Online).
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2020) Bi-level optimization model for designing point to point or hub and spoke maritime network: Case study on East Asian ports, 8th International Conference on Transportation and Logistics (T-LOG 2020), Surabaya (Online).
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2020) Exploring the established conditions of de-hubbing maritime network, International Association of Maritime Economists (IAME) 2020 Conference, Hong Kong, (Online).
Kawasaki, T., Watanabe, T., Tagawa, H., and Hanaoka, S. (2018) The effect of consolidation and privatization of ports in proximity: Case study in Kobe and Osaka ports, International Association of Maritime Economists (IAME) 2018 Conference, Mombasa.
Tagawa, H., Kawasaki, T., Watanabe, T., and Hanaoka, S. (2018) Agent-based simulation model of consolidation and privatization of ports in proximity, Proceedings of the 7th International Conference on Transportation and Logistics (T-LOG 2018), Dalian.
Tagawa, H., and Ogawa, M. (2025) The Characteristic of Capacity-weighted and Distance-weighted International Maritime Network, International Association of Maritime Economists (IAME) 2025 Conference, Bergen.
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2022) Cooperation and competition between three ports with different cooperative motivation, International Association of Maritime Economists (IAME) 2022 Conference, Busan.
Tagawa, H., Kawasaki, T., and Hanaoka, S. (2022) Optimum cooperation type in different cooperative motivations; Case study in Kobe, Osaka and Busan ports, 9th International Conference on Transportation and Logistics (T-LOG 2022), Incheon.
[04/2022 - 03/2024] KAKENHI Grant-in-Aid for JSPS Fellows, Japan Society for the Promotion of Science, Impact of cooperative relationships between ports in proximity on the international container network
[04/2024 - 03/2028] KAKENHI Grant-in-Aid for JSPS Fellows, Japan Society for the Promotion of Science, Verification of indicators of ocean container freight rates and impact of fluctuations
Japan Society of Civil Engineers
Japan Logistics Society
Japan Society of Logistics and Shipping Economics
Eastern Asia Society for Transportation Studies (EASTS)
International Association of Maritime Economists (IAME)
Hometown : Kobe, JAPAN
Sports : Rugby, volleyball
（最終更新 : July 2025）