Mysterous Forum and 7 Rumors
| Relation | Kaii Keijiban to Nanatsu no Uwasa | ||
| Title |
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| Publication | Freeware | ||
| Platform | Apple iProduct | ||
| Voiced | Not voiced | ||
| Animation |
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| Released | 2018-09-19 | ||
| Age rating | 12+ | ||
| Developer | Entabridge Co., Ltd. | ||
| Publisher | Entabridge Co., Ltd. | ||
| Links | App Store |