- 2024 - 2027 Socially implemented research to solve cult problems and to support the second generation in religious communities.
- 2022 - 2026 Comparative Study of the well-being of active agers in Japan and East Asia
- 2022 - 2025 韓国キリスト教の日本布教および日本への定着過程に関する研究
- 2020 - 2025 The Processes of Civil Society Formations and Development in Thailand
- 2021 - 2024 Comparative Study of the well-being of active agers in Japan and East Asia
- 2019 - 2022 Clinical Sociology of Well-being and Well-dying in Super-Aged Japan
- 2018 - 2022 日本宗教教育の国際的プラットフォーム構築のための総合的研究
- 2018 - 2021 International commonality of religion: understanding of diversity and impact on society
- 2016 - 2018 アジアの政教関係と新しい公共宗教論構築の地域比較研究
- 2015 - 2017 Regional Studies on Religion and Well-being in depopulating Japan
- 2012 - 2015 Civil Society Movement and Development in Northeast Thailand -Public sphere, Social Capital and Prachakhom-
- 2011 - 2015 A General Study of Materials Used in Religious Culture Education
- 2013 - 2015 Comparative Sociological Studies of Religious Diversity and Religio-Politico Relations in East Asia
- 2011 - 2014 Research on the international network of religion NGO in the Pacific Rim
- 2012 - 2014 Temple Buddhism and Social Capital: Comparison between depopulated regions and cities
- 2012 - 2013 カルト被害の救済と回復-レジリアンスの視角から
- 2010 - 2012 宗教の階層的展開に関する日韓比較研究
- 2010 - 2012 Stratification and Religious Change of East Asia in Post Global Age
- 2009 - 2011 Critical Stage of Temples, Shrines, and Churches in Regions
- 2008 - 2010 Dynamics of prachakhom (village civil society) and civil society movement in Northeast Thailand after a coup d'etat in 2006
- 2008 - 2010 Construction of a Quality-Assuring System for Higher Education about Religious Culture
- 2008 - 2010 International Comparative study of Religion as Social Capital
- 2007 - 2009 Comparative Culture and Sociological Studies of Socially Engaged Religions
- 2007 - 2008 日韓宗教文化の混在における葛藤とめぐみ
- 2005 - 2007 The Study of Village Civil Society (Prachakhom) as the Foundation for the Emergence of Civil Society Movement and Development in Northeastern Thailand
- 2005 - 2006 Endogenous Social Development and Public Social Organizations in Local Thai Society
- 2004 - 2006 Cult Problems and Social Order: Comparative Sociological Study of Formation of Public Sphere
- 2001 - 2003 Religion and Gender: Research of the Control of Sexuality/Gender and Cultural Structure
- 2000 - 2002 Regional Development of Northeast Thailand and Formation of Thai Civil Society
- 1998 - 1999 宗教集団調査法の研究-社会問題化する教団を中心として-
- 1997 - 1999 The Adaptation of Nikkei Brazilians to Japan and International Marriages in Japan
- 1997 - 1998 Development Discourse and Counter Culture Movement: Practice of Government, NGO, and People
- 1996 - 1998 Development Discourse and Rural Development : Cases of Sri Lanka, Indonesia and Thailand
- 1996 - 1997 Sustainable Development and Cultural Tradition: Case Study of Development Monks
- 1995 - 1996 Capitalization and Formation of Labors in North East Thailand
- 1995 - 1996 Knowledge and Culture among professionals engaged in Japanese Development Aid organizations
- 1995 - 1996 The Formation of New Religion and the Change of Region
- 1994 - 1995 Agrarian Modernity and Cultural Change in North East Thailand
- 1993 - 1994 Developmentalism and Religious Concept in East Asia
- 1992 - 1992 タイ国農業村落社会の変動に伴う互酬的家族規範の変容過程に関する研究
- 1990 - 1991 Migration to Hokkaido and Selflement Process
- 1989 - 1989 東南アジアにおける社会構造と宗教現象(タイの家族構造と祖先崇拝の実証的研究)
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International Society for Sociology of Relgion
, International Association of Sociology
, HOKKAIDO SOCIOLOGICAL ASSOCIATION
, THE JAPANESE SOCIETY FOR THAI STUDIES
, JAPAN-CHINA SOCIOLOGICAL SOCIETY
, JAPANESE ASSOCIATION FOR RELIGIOUS STUDIES
, THE JAPAN SOCIOLOGICAL SOCIETY
, 東アジア宗教文化学会
, 国際宗教社会学会
, East Asian Society for the Study of Religion