Ichika Hoshino is a 16-year-old female who is a first-year student at Miyamasuzaka Girls Academy and the main vocalist and guitarist of Leo/need. She seems aloof at first glance, but is friendly and caring when you get to know her. She's known Saki, Honami, and Shiho since they were little, but a certain event drove a wedge between them. Ichika loves listening to Miku songs.

Her voice is calm and confident.