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Authors
Fujita, Haruku
Nishigori, Tatsuto https://orcid.org/0000-0002-4969-5590
Yamashita, Yoshito
Hosogi, Hisahiro
Kanaya, Seiichiro
Yamamoto, Michihiro
Kinjo, Yosuke
Kondo, Masato
Hata, Hiroaki
Kawada, Hironori
Matsuo, Koichi
Itami, Atsushi
Hirai, Kenjiro
Kawamura, Yuichiro
Manaka, Dai
Nakajima, Sanae
Okabe, Hiroshi
Toda, Kosuke
Tanaka, Eiji
Ito, Tetsuo
Miki, Akira
Kawaguchi, Kiyotaka
Mizuno, Ryosuke
Sakaguchi, Masazumi
Okumura, Shintaro
Hisamori, Shigeo
Tsunoda, Shigeru
Hida, Koya
Ueno, Kentaro
Tanaka, Shiro
Obama, Kazutaka
,
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Funding
Funding for this research was provided by:
Japanese Gastric Cancer Association
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Article History
Received: 27 January 2026
Accepted: 7 May 2026
First Online: 4 June 2026
Declarations
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: Yoshito Yamashita received lecture fees outside the submitted work from Johnson & Johnson MedTech and MSD. Shigeo Hisamori, Shigeru Tsunoda, Koya Hida, and Kazutaka Obama received lecture fees outside the submitted work from Intuitive Surgical, Johnson & Johnson MedTech, Medtronic, and Olympus Corporation. In addition, Shigeo Hisamori received lecture fees outside the submitted work from Gunze Medical. All other authors declare no conflicts of interest.
: This protocol was approved by the Ethics Committee of Kyoto University (approval number R4465) and the institutional review boards of all participating hospitals. It conforms to the provisions of the Declaration of Helsinki. The requirement for informed consent was waived due to the retrospective nature of the study.
