 This study investigated the impact of the COVID-19 pandemic on the number of surgeries for gastrointestinal cancer cases in Japan. The results should have decreased in the number of surgeries for gastric and rectal cancers with early T factors, which could indicate prioritizing surgeries and reducing cancer screening. Despite this, the quality of the surgery was maintained in terms of lower mortality and morbidity rates. Long-term effects of the pandemic should be monitored. This article was authored by Hiramichi Mayeda, Hideki Endo, Hiroyuki Yamamoto, and others.