| 2015-08 -- 2015-08 | Lecturer for selected Japanese high school students (Japan Earth Science Olympiad Committee) | Japan Earth Science Olympiad Committee |
| 2017-03 -- 2017-03 | English conversation training for selected Japanese high school students (Japan Earth Science Olympiad Committee) | Japan Earth Science Olympiad Committee |
| 2016-03 -- 2016-03 | English training and testing of the Int. Geography Olympiad representatives | Japan Committee International Geography Olympiad |
| 2016-03 -- 2016-03 | English conversation training for selected Japanese high school students (Japan Earth Science Olympiad Committee) | Japan Earth Science Olympiad Committee |
| 2016-03 -- 2016-03 | Meeting coordinator of selected Japanese high school students and G30 students (Japan Earth Science Olympiad Committee) | Japan Earth Science Olympiad Committee |
| 2016-03 -- 2016-03 | Evaluation of classroom response systems in G30 lectures, together with Prof. V. Pietzner (University of Oldenburg, Germany) | College of Geoscience |
| 2015-01 -- 2015-01 | Evaluation of classroom response systems in G30 lectures, together with Prof. V. Pietzner (University of Oldenburg, Germany) | College of Geoscience |
| 2015-03 -- 2015-03 | Meeting coordinator of selected Japanese high school students and G30 students (Japan Earth Science Olympiad Committee | Japan Earth Science Olympiad Committee |
| 2014-08 -- 2014-08 | G30 advertisement at 11th International Geography Olympiad, Krakow, Poland | College of Geoscience, University of Tsukuba |
| 2014-07 -- 2014-07 | English training and testing of the Int. Geography Olympiad representatives in Tokyo | Japan Committee International Geography Olympiad |
| more... |