AOSHO! Voices in Bloom
The protagonist, Shippei Iida, moves with his mother to the remote island of Origoshima. He transfers to the island's only high school, Origoshima High School (nicknamed "Oriko"). However, shortly after his transfer, it's announced that Oriko will be merged with a regular mainland school.
Keiichiro Koyama
Hiroki Iijima
Kosaku Koizumi
Ryota Miura
Nayuta Fukuzaki
Okawa Taiga
Tomoko Tabata