- 2023 - 2028 公文書管理制度を活用した近現代日本の鉄道休廃止をめぐる沿線地域と事業者の関係
- 2021 - 2025 Development of Maritime Traffic and Coastal Areas in East Asian Seas in the First Half of the 20th Century
- 2024 - 2025 戦後日本における国鉄線と沿線地域に関する研究
- 2023 - 2024 縮小史観からみた日本鉄道史の再構成
- 2019 - 2023 A Study of Transportation Relations between Some Regions in Japanese Imperial Wartime
- 2017 - 2021 Comprehensive study of the war between Japan and the USSR including repatriation and internment,
- 2016 - 2020 「満州国」期における満鉄の輸送と地域変容
- 2013 - 2017 Wars and Border Shifting in Sakhalin Island in the First Half of 20th Century
- 2013 - 2017 Movement and Mobilization of the Empire of Japan
- 2013 - 2017 南満州鉄道の輸送に関する歴史地理学的研究
- 2013 - 2016 A study of transports in the South Manchuria Railway from a viewpoint of historical geography
- 2011 - 2015 A comprehensive research on urban-rural inter-relational industrialization and living environment in modern Japan
- 2011 - 2014 Historical-Geographical Approach to the Interrelationship between the Growth of the Local Central Cities and the Socio-Spatial Activities of Human Agencies
- 2010 - 2014 Modern History of the Sakhalin Island (Karafuto), as a Borderland Colony: Wars, States and Regions.
- 2009 - 2012 Sakhalin-Karafuto in the history of Northeast Asia in the nineteenth-and twentieth-centuries
- 2007 - 2011 近代日本における外地-内地間の地域間交流に関する研究-特に樺太を中心に-
- 2005 - 2007 A study of activities of photographic section in Ordnance Survey in the Meiji-era (1868-1912)
- 2003 - 2006 Basic study on the geographical approach to maps produced by the private sector and pictorial data in modern Japan
- 2003 - 2005 General Study on the transportation and carrier in the period between World War I and World War II.
- 2001 - 2004 Modern Historical Geographies about Spatial Organization Processes of Nation State and Societies in Japan
- 2000 - 2003 Geographical studies in relationship between Japanese colonial management and reclamation works in Karafuto in Japanese times
- 1996 - 1997 Reconnaissance investigation of transport re-organization in modern Japan
- 1994 - 1995 Construction of regional transport systems in modern Japan in historical geography
- 1993 - 1994 Some studies between construction and reorganization of regional railways in Japan in historical geography
- 1992 - 1993 Some studies between construction and reorganization of regional railways in Japan in historical geography
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