cast
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Kosei Tomita
Bakkubeaddo/Bugbear (voice) / Konaki Jijii (voice) / JMSDF Captain (voice) / Bakkubeaddo/Bugbear (voice) / JMSDF Captain/Kamishima (voice) / Kamaitachi/Village Elder (voice)
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Nana Yamaguchi
Neko Musume (voice) / Kyoko Hanazawa (voice)
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Ichiro Nagai
Konaki Jijii/Kagami Jijii/Yamabiko (voice) / Kagami Jijii (voice)
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Masako Nozawa
Kitarou (voice)
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Isamu Tanonaka
Medama Oyaji (voice)
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Chikao Ohtsuka
Nezumi Otoko (voice)
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Keiko Yamamoto
- Youko Ohkushi Sunakake baabaa (voice)
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Yonehiko Kitagawa
Minister of Science (voice) / Konaki Jijii (voice)
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Akiko Tsuboi
Mrs. Yamada (voice)
- Kiyoshi Komiyama Shuishi Yamada (voice)
- Yasoe Matsuda Keiko Yamada (voice)
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Kenji Utsumi
La Seine (voice)
- Kousaku Sugiura Yasha (voice)
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Sachiko Chijimatsu
Tomiko (voice)
- Sanji Hase Mammoth (voice)