- 1995 - 現在 Studies on Tangut Language
- 2023 - 2026 Tangut language and culture within West Gyalrongic
- 2020 - 2023 ギャロン語群における空間と運動の言語表現
- 2021 - 2023 Linguistic representation of space and motion in rGyalrongic
- 2019 - 2022 Construction of Method of Studies on Scripts in Asia
- 2015 - 2019 People's names in the Xixia Kingdom
- 2016 - 2018 Aspects of Tibeto-Burman Languages through analysis of the Directional prefixes
- 2014 - 2018 Reconstruction and Integration of Researches into Dunhuang Turfan Texts through Multilingual Comparative Analyses
- 2013 - 2016 Systematic Studies on the Tangut Script in Running Form, Based on the Research of Original Tangut Materials Preserved in Russia
- 2011 - 2016 A historical Research on Qiangic languages and Tangut.
- 2014 - 2015 西夏文金剛経の研究
- 2012 - 2015 Research on defence system and Buddism of Xixia in the beginning of the 13th century
- 2012 - 2015 A Reconstruction of 13th to 17th Century North Asian History Based on a Synthesis of Newly Unearthed Buddhist Artifacts and Textual Historical Sources
- 2010 - 2014 Research on the textual materials and historical ruins in the eastern part of the Silk Road - - In search for a new historical viewpoint and a new science for the unearthed textual materials- -
- 2010 - 2013 Linguistic Studies on the Tangut Document Based on the Research of Microfiches kept in the Toyo Bunko
- 2007 - 2010 Aspects of history, language, and culture of the He-xi area in the Xixia period
- 2004 - 2007 言語学・文献学的観点からみた西夏とチベットの相関についての基礎的研究
- 2002 - 2005 Philological Research on Central Asian Old Manuscripts Kept in Russia
- 2000 - 2002 西夏語仏教文献の言語学的研究
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