The Nohara family and "Onsen G-Men", the secret government agency maintaining all the hot springs in Japan, fight against "Yuzame", a bath-hating terrorist organization plotting to wipe out all the hot springs in Japan. (Source Bilibili TV)
Genres: Comedy, Ecchi, Slice of Life
Watch Crayon Shin-chan: Explosion! The Hot Spring's Feel Good Final Battle online — subbed and dubbed, with automatic AniList / MyAnimeList progress sync.