Structure & Member Societies
Structure
As of Apr. 22, 2025
Organization of JDDW
| Official Member and Executive Director (Representative Director) |
Kazuhiko Koike |
|---|---|
| Official Members and Executive Directors | Atsushi Irisawa, Hideki Ueno, Tatsuya Kanto, Takanori Goi, Akiko Shiotani, Ken Shirabe, Tetsuo Takehara, Shinji Tanaka, Atsushi Masamune, Satoshi Mochida, Hitoshi Yoshiji |
| Official Members and Auditors | Haruhiro Inoue, Yuko Kitagawa, Yasunari Nakamoto, Sumiko Nagoshi |
| Official Members | Hajime Isomoto, Daisuke Ichikawa, Hiromasa Ohira, Masayuki Kurosaki, Yutaka Saito, Masayuki Sho, Shuji Takiguchi, Yasuhito Tanaka, Shuji Terai, Hiroshi Nakase, Mitsuhiro Fujishiro, Shomei Ryozawa *Official Members: 28 (including 12 Executive Directors) |
| Advisors | Yutaka Atomi, Kentaro Sugano, Tooru Shimosegawa |
Standing Committees
General Affairs Planning Committee
| Chair | Ken Shirabe |
|---|---|
| Vice Chair | Shinji Tanaka |
| Members | Hajime Isomoto, Shuji Terai, Naoki Hiki, Mitsuhiro Fujishiro, Ryota Hokari, Hiroshi Yotsuyanagi |
Financial Committee
| Chair | Satoshi Mochida |
|---|---|
| Vice Chair | Hideki Ueno |
| Members | Norio Akuta, Ryu Ishihara, Daisuke Ichikawa, Masayuki Kurosaki, Hiroshi Seno, Shomei Ryozawa |
Annual Conference Committee
| Chair | Atsushi Irisawa |
|---|---|
| Vice Chair | Tatsuya Kanto |
| Members | Hiromasa Ohira, Akio Saiura, Masayuki Sho, Yasuhito Tanaka, Sachiyo Nomura, Mitsuhiro Fujishiro, Takahisa Matsuda |
| Hands-on Live Working Group | Mitsuhiro Fujishiro(Chair) Hiroyuki Isayama, Masafumi Inomata, Toshio Uraoka, Hidekatsu Kuroda, Chie Tanaka, Yousuke Nakai, Yoichi Hiasa, Tadakazu Hisamatsu |
Public Relations Committee
| Chair | Tetsuo Takehara |
|---|---|
| Members | Masayuki Kitano, Yutaka Saito, Masahito Shimizu, Shuji Takiguchi, Shuji Terai, Hiroshi Nakase, Hayato Hikita, Tsutomu Fujii |
International Committee
| International Committee | Atsushi Masamune(Chair), Akiko Shiotani(Vice Chair), Takanori Goi, Hitoshi Yoshiji |
|---|---|
| JDDW President | Kazuhiko Koike |
| Board Chairs of Official Member Societies | Ken Shirabe, Tetsuo Takehara, Shinji Tanaka, Satoshi Mochida |
COI Committee
| Chair | Yoshiyuki Ueno |
|---|---|
| Members | Hiroki Kawashima, Michiie Sakamoto, Chie Tanaka, Ichiro Yasuda |
Annual JDDW Steering Committee
JDDW 2025 Steering Committee
| Chair of Steering Committee | Yoshiyuki Ueno |
|---|---|
| Congress Presidents | Yoshiyuki Ueno, Kiyohito Tanaka, Tetsuo Takehara, Shuji Takiguchi, Shinji Okaniwa |
| Chair of the Preparatory Committee | Yasuhiko Abe, Takuji Kawamura, Masato Nakamura, Kenta Saito, Toshiharu Takahashi |
JDDW 2026 Steering Committee
| Chair of Steering Committee | Michiaki Unno |
|---|---|
| Congress Presidents | Michiaki Unno, Ryu Ishihara, Etsuro Hatano, Hideki Ueno, Tatsuya Mikami |
| Chair of the Preparatory Committee | Shuichi Aoki, Takashi Kanesaka, Yoichiro Uchida, Yoshiki Kajiwara, Tetsuya Tatsuta |
Integrated Program Committee
| JDDW President | Kazuhiko Koike |
|---|---|
| Board Chairs of Official Member Societies | Ken Shirabe, Tetsuo Takehara, Shinji Tanaka, Satoshi Mochida |
| Annual Conference Committee | Atsushi Irisawa(Chair), Tatsuya Kanto(Vice Chair) Hiromasa Ohira, Akio Saiura, Masayuki Sho, Yasuhito Tanaka, Sachiyo Nomura, Mitsuhiro Fujishiro, Takahisa Matsuda |
| Members | Masahito Shimizu, Hiroya Takeuchi, Keisuke Tateishi, Ichiro Yasuda |
| JDDW 2025 Steering Committee | Yoshiyuki Ueno, Kiyohito Tanaka, Tetsuo Takehara, Shuji Takiguchi, Shinji Okaniwa Yasuhiko Abe, Takuji Kawamura, Masato Nakamura, Kenta Saito, Toshiharu Takahashi |
| JDDW 2026 Steering Committee | Michiaki Unno, Ryu Ishihara, Etsuro Hatano, Hideki Ueno, Tatsuya Mikami Shuichi Aoki, Takashi Kanesaka, Yoichiro Uchida, Yoshiki Kajiwara, Tetsuya Tatsuta |
Extraordinary Committees
Committee for Women Physicians and Researchers of Gastroenterology in Japan
| Chair | Atsushi Irisawa |
|---|---|
| Members | Naomi Kakushima, Mina Nakagawa, Sachiyo Nomura, Mariko Hojo |
Future Planning Committee
| Directors of Official Member Societies | Atsushi Irisawa, Hideki Ueno, Tatsuya Kanto, Takanori Goi, Kazuhiko Koike, Akiko Shiotani, Ken Shirabe, Tetsuo Takehara, Shinji Tanaka, Atsushi Masamune, Satoshi Mochida, Hitoshi Yoshiji |
|---|---|
| Auditors | Haruhiro Inoue, Yuko Kitagawa, Yasunari Nakamoto, Sumiko Nagoshi |
| Advisors | Yutaka Atomi, Kentaro Sugano, Tooru Shimosegawa |
| Members | Ryuichi Okamoto, Chika Kusano, Yukinori Kurokawa, Masayuki Saruta, Kazuki Sumiyama, Taro Takami, Hayato Nakagawa, Taizo Hibi |
JDDW Office Address
Shimbashi i-MARK Bldg. 6F, 2-6-2 Shimbashi, Minato-Ku, Tokyo 105-0004, Japan
TEL: +81-3-6550-8751 FAX: +81-3-6550-8752
Access:
2-minute walk from JR Shimbashi Station
1-minute walk from Shimbashi Station on Tokyo Metro’s Ginza Line, Toei Subway Asakusa Line
2-minute walk from Uchisaiwaicho Station on Toei Subway Mita Line
Official Member Societies
Official Member Societies
| The Japanese Society of Gastroenterology (JSGE) | Shimbashi i-MARK Bldg. 6F, 2-6-2 Shimbashi, Minato-Ku, Tokyo 105-0004 TEL: +81-3-6811-2351 FAX: +81-3-6811-2352 E-mail: info@jsge.or.jp |
|---|---|
| The Japan Gastroenterological Endoscopy Society (JGES) | Shin-ochanomizu Urban Trinity Bldg. 4F, 3-2-1 Kandasurugadai, Chiyoda-ku, Tokyo 101-0062 TEL:+81-3-3525-4670 FAX:+81-3-3525-4677 |
| The Japan Society of Hepatology(JSH) | Kashiwaya Bldg. 5F, 3-28-10, Hongo, Bunkyo-ku, Tokyo 113-0033 Tel:+81-3-3812-1567 Fax:+81-3-3812-6620 |
| The Japanese Society of Gastroenterological Surgery (JSGS) | Axior Mita 6F, 3-1-17, Mita, Minato-ku, Tokyo 108-0073 TEL:+81-3-5427-5500 FAX:+81-3-5427-5566 |
Member Societies
| The Japanese Society of Gastrointestinal Cancer Screening (JSGCS) |
Dai-ni Yasuke Bldg. 3rd Fl, 1-19-2 Sekiguchi Bunkyo-ku, Tokyo 112-0014 TEL:+81-3-3235-6754 FAX:+81-3-3235-7647 |
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Links to Related Overseas Societies
Links to Related Overseas Societies
| American Association for the Study of Liver Diseases (AASLD) |
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| The Asian Pacific Association for the Study of the Liver (APASL) |
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| Asian Pacific Digestive Week (APDW) |
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| United European Gastroenterology (UEG) |
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| World Endoscopy Organisation (WEO) |
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| World Gastroenterology Organisation (WGO) |
