Yasuho is a curious and somewhat innocent young woman living in Morioh. She shows intelligence by uncovering Josuke's past and discovering Yoshikage Kira. She disagrees with her carefree mother and has a troubled relationship with her father. She develops a fondness for Josuke and their bond grows into a sincere romance. Yasuho also forms a close alliance with Tsurugi and they work together to uncover secrets and fight enemies. Despite her innocents, she's willing to harm her foes if necessary.