2012:      Ph.D. in Culture and Globalization, Kobe University.

2007:      M.A. in Second Language Studies, University of Hawaiʻi at Mānoa. 

Teaching experience

Current (2026.10-)   Professor (kyouju), Graduate School of Humanities, Osaka University

2022.04-2026.09  Associate Professor (jun-kyouju), Graduate School of Humanities, Osaka University

2016.04-2022.03:        Associate Professor (jun-kyouju), Graduate School of Language and Culture, Osaka University

2013.04-2016.03:        Associate Professor (koushi), Graduate School of Language and Culture, Osaka University

2012.04-2013.03:        Lecturer (full-time), College of Life Sciences, Ritsumeikan University

2009.04-2012.03:        Lecturer (contract), Language Education Center, Ritsumeikan University

2008.04-2009.03:        Part-time Lecturer, College of Science and Engineering, Ritsumeikan University

2005.04-2007.12:        Instructor, university/college TOEIC/TOEFL prep courses,  Berlitz Japan

Research grants

• JSPS KAKENHI Grant: "Explicating high-end English pragmatic competence and material development through conversation analysis of U.S. congressional hearings." (2025-2028)

• Hoso Bunka Foundation grant: "A study of fact-checking methods through discourse analysis of U.S. congressional hearings and their news reports." (2024-2025)

• JSPS KAKENHI Grant: "Modeling teaching assistant's participation in active-learning university English classroom" (2021-2024)

• Hoso Bunka Foundation grant: "Achieving edutainment through broadcasting interaction: Discourse analysis of NHK children's telephone counseling about science." (2021-2022)

• JSPS KAKENHI Grant: "Teacher's oral feedback to student's communicative activity in EAP classroom" (2018-2022)

• Hoso Bunka Foundation grant: "Discourse analysis of Takata recall hearings and the TV news in the U.S." (2016-2017)

• Osaka University Career Boost Program for young researchers: "Conversation analysis of college students' talking about their English learning motivation among focus groups" (2015-2016)

Professional service

Occasional manuscript reviewer for Applied Linguistics, The Modern Language Journal, Applied Linguistics Review, Classroom Discourse,  Linguistics and Education, The Interpreter and Translator Trainer, Pragmatics & Language Learning series, JALT publications,  AAAL (American Association for Applied Linguistics), International Conference on Pragmatics and Language Learning, and Japan Society for Linguistic Science conference.