Holds a Ph.D. from Waseda University's Graduate School of Applied Japanese Linguistics. Starts her career as a Japanese lecturer at the Busan University of Foreign Studies (Rep. of Korea) then lecturing full-time at Meikai University, before becoming an associate-professor at Waseda University's Center for Japanese Language. Works in the fields of phonetic education, second language acquisition and Japanese learning advising. Author of the web-teaching material "Tsutaeru hatsuon" and has contributed 9 courses in the "Steps in Japanese for Beginners" which is part of the larger MOOCs online study material, having more than 180,000 registered users. Winner of Waseda University's Waseda e-Teaching Award for 2019, 2020 and the e-Teaching Award Good Practice for 2021.