1.Riku (Main Character) he has black hair,he wears glasses,he's shy but stubborn and has a really bad temper 

2.Aio Riku's sister she has long dark brown hair, she's straight forward  

3.Reo Riku's best friend he's blonde with red highlights,he's really goofy 

4.Sara Aoi's best friend she's really complex,she has short black hair loves to wear black and always wears her black hoodie 

5.Asahi he's the school bully he has black hair with blue highlights he bullies because he's very insecure