Fig. 1. Flow chart of the AR-C1 system (FUJIFILM Corp.) used during colonoscopy. (A) AR-C1 automatically recognizes insertion and removal of the endoscope and use of instruments such as snares and biopsy forceps during the examination. (B) At the completion of the examination, details of the procedure recognized by AR-C1, and pictures of the procedure as well as the specimen number and site are temporarily registered on the report card. (C) Contents of the report card.

Fig. 2. (A) Report generation time per case without using AR-C1 (without artificial intelligence [AI]) and using AR-C1 (with AI). (B) Report generation time per 100 characters without using AR-C1 (without AI) and using AR-C1 (with AI).