Black Diary Case 3
| Relation | Black Diary |
| Title | Black Diary Case 3 |
| Type | Partial |
| Language | English |
| Publication | Non-free, doujin |
| Platforms |  Linux Mac OS Windows |
| Medium | Internet download |
| Resolution | 960x640 |
| Voiced | Not voiced |
| Released | 2015-03-07 |
| Age rating | All ages |
| Developer | Azuneko Studio |
| Publisher | Azuneko Studio |
| Links | Official website |