Bray F, Laversanne M, Sung H, et al. Global cancer statistics 2022: GLOBOCAN estimates of incidence and mortality worldwide for 36 cancers in 185 countries. CA: Cancer J Clin. 2024;74(3):229–63.

PubMed  Google Scholar 

Songun I, Putter H, Kranenbarg EM, Sasako M, van de Velde CJ. Surgical treatment of gastric cancer: 15-year follow-up results of the randomised nationwide Dutch D1D2 trial. Lancet Oncol. 2010;11(5):439–49.

Article  PubMed  Google Scholar 

Huang C, Liu H, Hu Y, et al. Laparoscopic vs open distal gastrectomy for locally advanced gastric cancer: five-year outcomes from the CLASS-01 randomized clinical trial. JAMA Surg. 2022;157(1):9–17.

Article  PubMed  Google Scholar 

Kim HH, Han SU, Kim MC, et al. Effect of laparoscopic distal gastrectomy vs open distal gastrectomy on long-term survival among patients with stage i gastric cancer: the KLASS-01 randomized clinical trial. JAMA Oncol. 2019;5(4):506–13.

Article  PubMed  PubMed Central  Google Scholar 

Son SY, Hur H, Hyung WJ, et al. Laparoscopic vs open distal gastrectomy for locally advanced gastric cancer: 5-year outcomes of the KLASS-02 randomized clinical trial. JAMA Surg. 2022;157(10):879–86.

Article  PubMed  PubMed Central  Google Scholar 

Kinoshita T, Uyama I, Terashima M, et al. Long-term outcomes of laparoscopic versus open surgery for clinical stage II/III gastric cancer: a multicenter cohort study in Japan (LOC-A study). Ann Surg. 2019;269(5):887–94.

Article  PubMed  Google Scholar 

Sasako M. Is there role for laparoscopic gastrectomy for advanced gastric cancer. Eur J Surg Oncol. 2017;43(6):965–7.

Article  CAS  PubMed  Google Scholar 

Marohn MR, Hanly EJ. Twenty-first century surgery using twenty-first century technology: surgical robotics. Curr Surg. 2004;61(5):466–73.

Article  PubMed  Google Scholar 

Feng Q, Ma H, Qiu J, et al. Comparison of long-term and perioperative outcomes of robotic versus conventional laparoscopic gastrectomy for gastric cancer: a systematic review and meta-analysis of PSM and RCT studies. Front Oncol. 2021;11: 759509.

Article  PubMed  PubMed Central  Google Scholar 

Omori T, Yamamoto K, Hara H, et al. Comparison of robotic gastrectomy and laparoscopic gastrectomy for gastric cancer: a propensity score-matched analysis. Surg Endosc. 2022;36(8):6223–34.

Article  PubMed  Google Scholar 

Kim HI, Han SU, Yang HK, et al. Multicenter prospective comparative study of robotic versus laparoscopic gastrectomy for gastric adenocarcinoma. Ann Surg. 2016;263(1):103–9.

Article  PubMed  Google Scholar 

Uyama I, Suda K, Nakauchi M, et al. Clinical advantages of robotic gastrectomy for clinical stage I/II gastric cancer: a multi-institutional prospective single-arm study. Gastric Cancer. 2019;22(2):377–85.

Article  PubMed  Google Scholar 

Lu J, Zheng CH, Xu BB, et al. Assessment of robotic versus laparoscopic distal gastrectomy for gastric cancer: a randomized controlled trial. Ann Surg. 2021;273(5):858–67.

Article  PubMed  Google Scholar 

Zhong Q, Tang YH, Liu ZY, et al. Long-term survival outcomes of robotic total gastrectomy for locally advanced proximal gastric cancer: a prospective study. Int J Surg. 2024;110(7):4132–42.

Article  PubMed  PubMed Central  Google Scholar 

Japanese Gastric Cancer A. Japanese classification of gastric carcinoma: 3rd English edition. Gastric Cancer. 2011;14(2):101–12.

Japanese gastric cancer treatment guidelines 2018 (5th edition). Gastric Cancer. 2021;24(1):1–21.

Yanagimoto Y, Omori T, Odagiri K, et al. A novel surgical technique for double flap reconstruction using a circular stapler after laparoscopic proximal gastrectomy. J Gastrointest Surg. 2023;27(10):2209–12.

Article  PubMed  Google Scholar 

Yanagimoto Y, Omori T, Fujiwara Y, et al. Comparison of the intracorporeal triangular and delta-shaped anastomotic techniques in totally laparoscopic distal gastrectomy for gastric cancer: an analysis with propensity score matching. Surg Endosc. 2020;34(6):2445–53.

Article  PubMed  Google Scholar 

Yamamoto M, Omori T, Shinno N, et al. Laparoscopic proximal gastrectomy with novel valvuloplastic esophagogastrostomy vs. laparoscopic total gastrectomy for stage i gastric cancer: a propensity score matching analysis. J Gastrointest Surg. 2022;26(10):2041–9.

Article  PubMed  Google Scholar 

Omori T, Yamamoto K, Yanagimoto Y, et al. A novel valvuloplastic esophagogastrostomy technique for laparoscopic transhiatal lower esophagectomy and proximal gastrectomy for siewert type II esophagogastric junction carcinoma-the tri double-flap hybrid method. J Gastrointest Surg. 2021;25(1):16–27.

Article  PubMed  Google Scholar 

Ushimaru Y, Omori T, Fujiwara Y, et al. A novel liver retraction method in laparoscopic gastrectomy for gastric cancer. Surg Endosc. 2019;33(6):1828–36.

Article  PubMed  Google Scholar 

Ushimaru Y, Omori T, Fujiwara Y, et al. The feasibility and safety of preoperative fluorescence marking with indocyanine green (ICG) in laparoscopic gastrectomy for gastric cancer. J Gastrointest Surg. 2019;23(3):468–76.

Article  PubMed  Google Scholar 

Ushimaru Y, Omori T, Miyata H. A simple and safe t-shaped esophagojejunostomy for laparoscopic total gastrectomy. J Gastrointest Surg. 2022;26(9):2019–23.

Article  PubMed  Google Scholar 

Ushimaru Y, Omori T, Kawabata R, et al. The integration of the intracorporeal triangular anastomotic technique in robotic distal gastrectomy: advancing patient safety and procedural simplicity. Surg Endosc. 2024;38(9):5474–80.

Article  PubMed  Google Scholar 

Dindo D, Demartines N, Clavien PA. Classification of surgical complications: a new proposal with evaluation in a cohort of 6336 patients and results of a survey. Ann Surg. 2004;240(2):205–13.

Article  PubMed  PubMed Central  Google Scholar 

Sakuramoto S, Sasako M, Yamaguchi T, et al. Adjuvant chemotherapy for gastric cancer with S-1, an oral fluoropyrimidine. N Engl J Med. 2007;357(18):1810–20.

Article  CAS  PubMed  Google Scholar 

Sasako M, Sakuramoto S, Katai H, et al. Five-year outcomes of a randomized phase III trial comparing adjuvant chemotherapy with S-1 versus surgery alone in stage II or III gastric cancer. J Clin Oncol. 2011;29(33):4387–93.

Article  CAS  PubMed  Google Scholar 

Bang YJ, Kim YW, Yang HK, et al. Adjuvant capecitabine and oxaliplatin for gastric cancer after D2 gastrectomy (CLASSIC): a phase 3 open-label, randomised controlled trial. Lancet (London, England). 2012;379(9813):315–21.

Article  CAS  PubMed  Google Scholar 

Fuse N, Bando H, Chin K, et al. Adjuvant capecitabine plus oxaliplatin after D2 gastrectomy in Japanese patients with gastric cancer: a phase II study. Gastric Cancer. 2017;20(2):332–40.

Article  CAS  PubMed  Google Scholar 

Yoshida K, Kodera Y, Kochi M, et al. Addition of docetaxel to oral fluoropyrimidine improves efficacy in patients with stage III gastric cancer: interim analysis of JACCRO GC-07, a randomized controlled trial. J Clin Oncol. 2019;37(15):1296–304.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Park SH, Lim DH, Sohn TS, et al. A randomized phase III trial comparing adjuvant single-agent S1, S-1 with oxaliplatin, and postoperative chemoradiation with S-1 and oxaliplatin in patients with node-positive gastric cancer after D2 resection: the ARTIST 2 trial(☆). Ann Oncol. 2021;32(3):368–74.

Article  CAS  PubMed  Google Scholar 

Okabe H, Sunagawa H, Saji M, et al. Comparison of short-term outcomes between robotic and laparoscopic gastrectomy for gastric cancer: a propensity score-matching analysis. J Robot Surg. 2021;15(5):803–11.

Article  PubMed  Google Scholar 

Yang C, Shi Y, Xie S, et al. Short-term outcomes of robotic- versus laparoscopic-assisted total gastrectomy for advanced gastric Cancer: a propensity score matching study. BMC Cancer. 2020;20(1):669.

Article  PubMed  PubMed Central  Google Scholar 

Katai H, Mizusawa J, Katayama H, et al. Survival outcomes after laparoscopy-assisted distal gastrectomy versus open distal gastrectomy with nodal dissection for clinical stage IA or IB gastric cancer (JCOG0912): a multicentre, non-inferiority, phase 3 randomised controlled trial. Lancet Gastroenterol & Hepatol. 2020;5(2):142–51.

Article  Google Scholar 

Hyung WJ, Yang HK, Park YK, et al. Long-term outcomes of laparoscopic distal gastrectomy for locally advanced gastric ca