The Kindaichi Case Files light novels are written by Seimaru Amagi, who also writes the stories for the manga series of the same title. The illustrator and co-author is Fumiya Satō.
| Case Information |
| Case Number | Case Name | Released Date | Length | Anime Adaptation | Live-Action
Adaptation |
| 1 | Opera House, The New Murder | 22 September 1994 | 9 Chapters |  (Anime Movie) |
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| 2 | Ghost Passenger Ship Murder Case | 17 April 1995 | 8 Chapters | |
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| 3 | Computer Mountain Hut Murder Case | 15 April 1996 | 8 Chapters | |
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| 4 | Will O' Wisp Island Murder Case | 20 May 1997 | 7 Chapters | |
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| 5 | Shanghai Mermaid Legend Murder Case | 05 January 1997 | 7 Chapters | |
(Live-Action Movie) |
| 6 | Thunder Festival Murder Case | 24 June 1998 | 4 Chapters | |
|
| 7 | Massacre of Deep Blue | 26 July 1999 | 11 Chapters | (Anime Movie) (TV Anime) |
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| 8 | Heresy Mansion Murder Case | 20 April 2001 | 5 Chapters | |
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First Series
| Case Information |
| Case Number | Case Name | Released Date | Length | Anime Adaptation |
| 1 | Accomplice X | 24 June 1998 | 2 Chapters |
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| 2 | The Demon Loses His Way | 24 June 1998 | 2 Chapters |
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| 3 | Young Kindaichi's Nightmare | 24 June 1998 | 2 Chapters |
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Second Series
| Case Information |
| Case Number | Case Name | Released Date | Length | Anime Adaptation |
| 4 | On Trip | 17 March 2006 | 1 Chapter |
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