A Shadow Problem
| Relation | A Shadow Problem |
| Title | A Shadow Problem |
| Type | Complete |
| Language | English |
| Publication | Freeware, doujin |
| Platforms | Windows Mac OS |
| Medium | Internet download |
| Resolution | 800x600 |
| Voiced | Not voiced |
| Animation | Story: No animations |
| Released | 2010-03-21 |
| Age rating | All ages |
| Developer | toi-chan |
| Publisher | toi-chan |
| Links | Official website |