Ume Shiraume

Ume Shiraume is the student council president and a lesbian. She constantly abuses and slaps Satō due to her jealousy of Hana for whom she has feelings, despite also being prone to flirt with other girls like Ayame.

Appearance
Ume has long, dark hair and blue eyes. She is often seen wearing her school uniform.

Personality
She usually gets very angry with Satō for his closeness with Hana Oshiroi and feels jealous of him. She will usually express her emotions through violence. Despite this, she usually speaks in a soft, calm manner. She tends to act lesbian with other girls like Ayame.