Amanchu!: Upyopyo Dive Tsukkome! Umi no Sekai!
Japanese title: あまんちゅ！うぴょぴょ ダ～イブツッコめ！海の世界！
Type: Special
Episodes: 6
Source: Manga
Genres: Comedy
Studios: J.C.Staff
Duration: 7 min per ep
Rating: PG-13 - Teens 13 or older

Special shorts included on the Blu-ray volumes 2-7 of Amanchu!.