1) Information and Public Relations Committee, Japanese Society of Surgery
2) Opesuru Executive Committee, Japanese Society of Surgery

Takehito Yamamoto¹⁾²⁾, Toshiyuki Yamada¹⁾²⁾, Yoko Azuma¹⁾²⁾, Momoko Ara¹⁾²⁾, Mamoru Arakawa²⁾, Yoshiki Oshimo²⁾, Ryohei Onishi²⁾, Naonori Kawakubo¹⁾²⁾, Kengo Kuriyama²⁾, Kentaro Goto²⁾, Ayumi Suzuki²⁾, Shoki Suzuki²⁾, Shigetake Zenitani²⁾, Hideki Takami²⁾, Haruyoshi Tanaka²⁾, Nobuhiko Nakagawa²⁾, Koya Hida²⁾, Shohei Honda²⁾, Ryosuke Machi²⁾, Takashi Mizuno²⁾, Tomoharu Yoshizumi²⁾, Tatsuro Tajiri²⁾