Rantaro Amami is a fictional character from the visual novel game series Danganronpa. He is introduced in Danganronpa V3: Killing Harmony as a student of the Ultimate Academy for Gifted Juveniles, where he is known as the Ultimate Detective. Rantaro has a laid-back personality and often acts as a mediator among his peers. Rantaro's character design features messy green hair and a casual outfit, reflecting his easygoing nature. He plays a significant role in the game's narrative, where themes of trust and deception are explored. His backstory and motivations are gradually revealed as the plot unfolds.