| Board Members |
| Chairperson |
Aikou Okamoto |
The Jikei University School of Medicine |
| Vice Chairperson |
Masaki Mandai |
Kyoto University |
| Nao Suzuki |
St. Marianna University School of Medicine |
| Executive Board Members |
Kei Kawana |
Niho University |
| Yoichi Kobayashi |
Kyorin University |
| Toyomi Satoh |
University of Tsukuba |
| Tsutomu Tabata |
Tokyo Women's Medical University |
| Yoshito Terai |
Kobe University |
| Satoru Nagase |
Yamagata University |
| Yoshiki Mikami |
Kumamoto University |
| Etsuko Miyagi |
Yokohama City University |
| Wataru Yamagami |
Keio University |
| Kiyoshi Yoshino |
University of Occupational and Environmental Health |
| Hidemichi Watari |
Hokkaido University |
| Board Members |
Kaoru Abiko |
Kyoto Medical Center |
| Yutaka Ueda |
Osaka University |
| Takashi Uno |
Chiba University |
| Tatsuya Ohno |
Gunma University Heavy Ion Medical Center |
| Masahide Omichi |
Osaka Medical and Pharmaceutical University |
| Hiroaki Kajiyama |
Nagoya University |
| Kazuyoshi Kato |
Kitasato University Hospital |
| Satoru Kyo |
Shimane University |
| Takako Kiyokawa |
The Jikei University School of Medicine |
| Hiroaki Kobayashi |
Kagoshima University |
| Eiji Kondo |
Mie University |
| Tsuyoshi Saito |
Sapporo Medical University |
| Shinya Sato |
Tottori University |
| Kenjiro Sawada |
Osaka University |
| Nobuyuki Susumu |
IUHW Narita Hospital |
| Masashi Takano |
National Defense Medical College |
| Munetaka Takekuma |
Shizuoka Cancer Center |
| Kazuhiro Takehara |
Shikoku Cancer Center |
| Naotake Tsuda |
Kurume University |
| Hideki Tokunaga |
Tohoku Medical and Pharmaceutical University |
| Shinei Noda |
Saitama Medical University International Medical Center |
| Hiroyuki Nomura |
Tokai University |
| Tsukasa Baba |
Iwate Medical University |
| Kenichi Harano |
National Cancer Center Hospital East |
| Satoe Fujiwara |
Osaka Medical and Pharmaceutical University |
| Hisashi Masuyama |
Okayama University |
| Noriomi Matsumura |
Kindai University |
| Koji Matsumoto |
Hyogo Cancer Center |
| Sachiko Minamiguchi |
Fujita Health University |
| Taisuke Mori |
Kyoto Prefectural University of Medicine |
| Masanori Yasuda |
Saitama Medical University International Medical Center |
| Nozomu Yanaihara |
The Jikei University School of Medicine |
| Hideaki Yahata |
Kyushu University |
| Mayu Yunokawa |
The Cancer Institute Hospital Of JFCR |
| Yoshihito Yokoyama |
Hirosaki University |
| Yoshio Yoshida |
University of Fukui |
| Auditors |
Daisuke Aoki |
International University of Health and Welfare |
| Hidetaka Katabuchi |
Kumamoto Shinto General Hospital |
| Mikio Mikami |
Chigasaki Central Hospital |
| Nobuo Yaegashi |
Tohoku University |