On the first day of high school, she meets Futaba Oki, a slightly introverted girl who has just moved from Tokyo.
And from there, Futaba gradually starts to come out of her shell, and learns how to take challenges and dive into the ocean of life.
A November 14th Nico Video webcast has revealed plans for Amanchu! ~ Advance ~, a second TV anime adaptation of Kozue Amano’s 2008 Monthly Comic Blade diving comedy.