Amanchu! is a slice of life series created by Kozue Amano, who is also known for ARIA. The series stars the introverted Futaba and outgoing Hikari. With much pressure from Hikari, Futaba agrees to join the school’s scuba diving club. Futaba is inspired by Hikari’s passion for the ocean, which gradually helps Futaba break out of her shell.
J.C. Staff is returning to produce Amanchu! ~Advance~ and it will feature season one’s voice cast. The production staff is also returning, except Kiyoko Sayama (Skip Beat! / Vampire Knight) will replace Kenichi Kasai as the series director.
Amanchu! season one aired in the Summer 2016 season, which ran for 12 episodes and one OVA.