| Jiro KAWAKITA | (Leader, ethnological research, climbing) | (Professor emeritus, Tokyo Institute of Technology) |
| Ryuzo TAKAYAMA | (ethnological research) | (former professor of Kyoto Bunkyo University) |
| Shigeru IIJIMA | (ethnological research) | (Professor emeritus of Tokyo Institute of Technology) |
| Keiji NISHIOKA | (herbal collection, agricultural research, climbing) | (former Japan International Cooperation Agency) (deceased) |
| Osamu NAMIKAWA | (herbal collection, butterfly collection,
agricultural research, climbing) | (former director of Kanagawa Prefectural Flower Center,
Ofuna Botanical Garden) |
| Yasuo SONEHARA | (climbing) | (former Sumitomo Corporation employee) |
| Sakae OHMORI | (photographer) | (former Yomiuri Eizou Co.,Ltd. employee) |