So... is Amanchu! finished or not?
NO, it is not finished.
Why?
The anime finished before the manga:
Anime finished: June 23, 2018
Manga finished: May 10, 2021
MangaUpdates contains information about the anime adaptation and indicates that it is incomplete.
Watching Order (by release date)
Here you have all the anime relations we detected ordered by release date, so you can see the reason for this status in context and also use it as watching order.
The mangas and the non-core contents are excluded by default, but you can enable them by clicking the buttons below:
Amanchu!
あまんちゅ！
Anime - Base
Release date: July 08, 2016
Amanchu!: Yakusoku no Natsu to Atarashii Omoide no Koto
Amanchu! Episode 13: The Story of the Promised Summer and New Memories
Anime - Sequel
Release date: March 29, 2017
Amanchu! Advance
あまんちゅ！～あどばんす～
Anime - Sequel
Release date: April 07, 2018
Synopsis
Amanchu! tells the story of Futaba, a shy girl who moves from the city to a small seaside town.
She meets Hikari, an energetic and enthusiastic diver, who quickly becomes her friend.
The anime follows Futaba as she navigates her new life and overcomes her initial anxieties, guided by Hikari's infectious passion.
Together, they join the school's diving club and Futaba begins learning to dive, all while forming new friendships and discovering new aspects of herself and the world around her.