Writing Credits (in alphabetical order)
| Hitomi Mieno | ... | (composition) |
| Misora Riku | ... | (creator: based on light novel by) |
Cast (in credits order)
 |
Yûsuke Kobayashi | ... | Tsukasa Mikogami (voice) |
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Rina Hidaka | ... | Ringo Ôhoshi / Kumausa (voice) |
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Natsumi Hioka | ... | Shinobu Sarutobi (voice) |
| Hisako Kanemoto | ... | Keine Kanzaki (voice) | |
|
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Sayaka Kaneko | ... | Aoi Ichijô (voice) |
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Shizuka Ishigami | ... | Prince Akatsuki (voice) |
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Junji Majima | ... | Masato Sanada (voice) |
| Rest of cast listed alphabetically: | |||
| Corina Boettger | ... | Kumausa (voice) | |
| Kira Buckland | ... | Shinobu Sarutobi (voice) | |
| Chris Hackney | ... | Tsukasa Mikogami (voice) | |
| Erika Harlacher | ... | Ringo Ohoshi (voice) | |
| Billy Kametz | ... | Elch (voice) | |
| Ayako Kawasumi | ... | Ringo Ôhoshi's Mother (voice) | |
| Erica Mendez | ... | Keine Kanzaki / Prince Akatsuki (voice) | |
| Cassandra Lee Morris | ... | Lyrule (voice) | |
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Shôgo Nakamura | ... | Researcher (voice) |
| Nicolas Roye | ... | Masato Sanada (voice) | |
| Cristina Valenzuela | ... | Aoi Ichijo (voice) | |
Produced by
| Nikki Fish | ... | co-producer |
Production Management
| Sierra Leoni | ... | production manager (english version) |
Animation Department
| Sakuraneko | ... | original character design |
Additional Crew
| Jeremy Santiago | ... | production coordinator |