The 30th Anniversary Series is the seventh part of Kindaichi Case Files. It started in 2022 with the Yatagarasu Village Murder Case case and ended in 2023 with Oninohe's Grave Lion Legend Murder Case.
| CaseNumber | Case Name | First ChapterReleased Date | Last ChapterReleased Date | Length | AnimeAdaptation | Live-ActionAdaptation |
| 1 | Yatagarasu Village Murder Case | 11 January 2022 | 26 July 2022 | 14 Chapters |  |
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| 2 | Oninohe's Grave Lion Legend Murder Case | 9 August 2022 | 24 January 2023 | 12 Chapters |
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