Tadashi Ohtani. Current status and issues in STEM education, The 26th Session of the Asia-Pacific Regional Space Agency Forum (APRSAF-26)(November, 2019)
Rumi Haraguchi, Miku Yoshida, Tadashi Ohtani. Current Status of STEM / STEAM Education in Japan Through Government-Academia-Industry Cases, the 7th International STEM in Education Conference, Virtual Conference. (November, 2022)
Yuuri Kimura, Rumi Haraguchi, Tadashi Ohtani. Study on the Triggers for Bridging Inquiry and Creative Activities in Highly-Integrated STEM, the 6th International STEM in Education Conference, Virtual Conference. (July, 2021)