- Teaching assistant at undergrad programs of the University of Tokyo, 2014
- Mentored a “University of Tokyo Research Internship Program” (UTRIP) student, 2014
- Mentored high-school students in Galaxy School operated by the University of Tokyo, 2016
- Science Lab (Hikawa High School) lectures at the University of Tokyo, 2016-2018
- Outreach lecture at University of the Ryukyus, Okinawa, 2018
- Mentor of a planet formation workshop for undergraduate students at National Astronomical Observatory of Japan, 2020
- Mentored a graduate student in Tamura Laboratory at the University of Tokyo, 2021-2022
As part of my outreach work, I started an answerer at Mond (basically written in Japanese but English is also OK) for whatever I can answer – not only astronomical questions but also others.