Keroppi version of The Three Musketeers.
| Directing | Masami Hata | Director |
| Crew | Masami Hata | Script |
| Sound | Junichi Kanezaki | Music |
| Visual Effects | Koichi Kadowaki | Character Designer |
| Visual Effects | Maya Matsuyama | Character Designer |
| Visual Effects | Yoshihiro Owada | Character Designer |
| Art | Yukio Abe | Art Direction |
| Visual Effects | Kanji Akahori | Animation Director |
| Visual Effects | Maya Matsuyama | Animation Director |
| Sound | Yasuo Uragami | Sound Designer |
| Camera | Kouji Kumagai | Director of Photography |
| Production | Shintaro Tsuji | Executive Producer |
| Production | Ryuji Yoshikawa | Producer |
| Production | Tsunemasa Hatano | Producer |
| Art | Aiichiro Hirose | Background Designer |
| Art | Hiroshi Yoshikawa | Background Designer |
| Art | Kenji Notani | Background Designer |
| Art | Kunio Kaneshima | Background Designer |
| Art | Maki Yoneda | Background Designer |
| Art | Masayuki Kaneko | Background Designer |
| Art | Yuichiro Nakajima | Background Designer |
| Visual Effects | Miwako Tanaka | Color Designer |
| Editing | Ken'ichi Takashima | Editor |
| Editing | Masahiro Onaga | Editor |
| Visual Effects | Hideo Kawaguchi | Key Animation |
| Visual Effects | Hiroaki Hanawa | Key Animation |
| Visual Effects | Hiroaki Nakajima | Key Animation |
| Visual Effects | Hiroyuki Kondō | Key Animation |
| Visual Effects | Kanji Akahori | Key Animation |
| Visual Effects | Masami Ohta | Key Animation |
| Visual Effects | Masato Kimura | Key Animation |
| Visual Effects | Maya Matsuyama | Key Animation |
| Visual Effects | Minako Sekihara | Key Animation |
| Visual Effects | Misuzu Ichinose | Key Animation |
| Visual Effects | Mitsuru Suzuki | Key Animation |
| Visual Effects | Norifumi Okuyama | Key Animation |
| Visual Effects | Seiichi Mitsuoka | Key Animation |
| Visual Effects | Shinji Satoh | Key Animation |
| Visual Effects | Takahiro Takashima | Key Animation |
| Visual Effects | Tomoaki Kado | Key Animation |
| Visual Effects | Tomoko Ogawa | Key Animation |
| Visual Effects | Toshikatsu Shinozaki | Key Animation |
| Visual Effects | Toyoko Hashimoto | Key Animation |
| Visual Effects | Yuichi Itou | Key Animation |
| Visual Effects | Yuichi Katayama | Key Animation |
| Directing | Noboru Furuse | Layout |
| Sound | Toyomi Kojima | Music Director |
| Sound | Yoshiyuki Hiramatsu | Music Director |
| Sound | Mitsuru Kashiwabara | Sound Effects |
| Crew | Kumiko Taniguchi | Special Effects |