- 2021 - 2024 鮎川哲也作品に見る,1940年代から1990年代までの日本語の動態
- 2017 - 2023 現代日本語に観察される書体の多様性に関する社会言語学的,音声学的研究
- 2017 - 2022 Exploring Systematic English L2 Instruction for Elementary-level (L1 Japanese) Children with Cognitive Bias
- 2014 - 2018 An attempt to refine the description of Japanese Grammar from the viewpoint of phonetics
- 2012 - 2015 Prosperity and Decline in the History of Oral Performances:How can the study of Oral Literature share a foundation in writing History of Media Culture?
- 2009 - 2011 音調の伝播・定着のメカニズム解明にかんする探索的調査研究
- 2007 - 2009 Research Analysis and Further Advancement of "The Corpus of Spontaneous Japanese Spoken by Non-native Speakers" Project
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