Yu is the budding school idol enthusiast of Nijigasaki High School, and is often seen with her characteristic thigh-high socks and twin-tails tips dyed green. She is Ayumu Uehara's inseparable childhood friend, having grown up as neighbors in the same apar...

A timid and insidious first year of high school. She is in charge of the lead guitar of Kessoku Band. She longs for a band activity that seems to shine even with a tragic character and starts playing the guitar. Her skill is real, but she can't show it wel...