Shuichi Saihara (最原 終一) is a student in the Ultimate Academy for Gifted Juveniles and a participant of the Killing School Semester featured in Danganronpa V3: Killing Harmony. His title is the Ultimate Detective (超高校級の「探偵」Shuichi appears to have quite a serious and polite personality. He frequently blushes and suffers from a cold sweat. While Shuichi is sometimes timid when talking to others, he is seen to be calmer and firmer when analyzing and doing reasonings.
