Waratte! Sotomura-san is a project of Wonderland Translations.
Sotomura Natsuki: The spitting image of a delinquent, Sotomura wears a long skirt and has light brown hair. When she tries to smile, it comes more as a frightening grin. She's also bad with words, causing lots of misunderstandings. In reality, she's actually a very gentle girl that loves handicrafts and cooking.
Haruno: A cheerful, friendly girl that Sotomura saves from some bully girls one day. After approaching Sotomura and learning that she wants to have friends, Haruno starts giving her smiling lessons on the rooftop.
Satou: The class rep. Likes handicrafts. She's afraid of Sotomura but unknowingly shares many common interests with her.
Sotomura Touma: Natsuki's younger brother. Shares many interests with his older sister and respects and admires her.
Mikumo: A transfer student from Osaka. Mikumo loves comedy and attempts to get Sotomura to laugh.
Sotomura's Mother: Frequently out-of-town on business. She's a former delinquent who is afraid to tell her daughter that fact.
Yukari: A girl that admires Sotomura and wants to become her underling.