- 2022 - 2027 Comprehensive interdisciplinary research on the production, distribution, and consumption of seaweed in East Asia since the 19th century
- 2020 - 2024 環太平洋における海洋秩序の崩壊および再編と日本
- 2020 - 2024 Trade and cultural transformation of Sakhalin Ainu, An interdisciplinary study
- 2019 - 2023 The Siberian Intervention and the Changing East Asian International Environment
- 2017 - 2021 Comprehensive study of the Sakhalin Ainu
- 2016 - 2019 Transformation of international expansion and the community of the fishing industry Japan connecting the world and East Asia
- 2013 - 2018 Management of Russian territory in the United States of America by Russia and the change of the sea order in the Pacific Rim.
- 2013 - 2016 The formation and the change of fisheries in East Asia.
- 2011 - 2015 Research on the analyzing and utilization of Historical Materials relating to Japan mainly owned in China and Russia
- 2011 - 2012 The formation of the Chinese marine products in Eastern Asia andAinu society.
- 2009 - 2012 Sakhalin-Karafuto in the history of Northeast Asia in the nineteenth-and twentieth-centuries
- 2007 - 2010 The alteration of relationship between Russia and China and the Northeast Asia policy of Japan in the second half of the 19th century
- 2007 - 2010 Overall Research on the international relations in Eastern Asia through Historical Materials relating to Japan in China and Russia.
- 2007 - 2009 露米会社の極東経営と北方世界
- 2006 - 2008 A Study of the Legal Formations of Empire from the Viewpoint of Comparative-Historical Sociology : Focusing on the Internal Colonialism of Imperial Japan
- 2004 - 2006 近代日本とクリル諸島の基礎的研究
- 2004 - 2006 Management of Russia toward The Far East and the northern region of Japan from the nineteen century to the twenty century
- 2003 - 2006 Research on Historical Sources relating to Pre-modern Japan in Russia & East-Asian countries.
- 2002 - 2005 Reserch on the correlation between the history of the nothern area of Japan island including Sakhalin and the culture zone of the Amur river basin in the 13th〜19th century
- 2002 - 2003 19世紀後半における国際社会の変容と北方世界
- 2000 - 2001 明治国家とアイヌ社会の史的研究
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