Boku no Natsuyasumi 4: Setouchi Shōnen Tanteidan - "Boku to Himitsu no Chizu"
Moby ID: 189708
The following companies have been credited with this game. This does not necessarily imply they are the owner(s) of the IP.
Publisher History- Sony Computer Entertainment Inc. (PS Vita, PSP)
- Millennium Kitchen Co., Ltd. (PS Vita, PSP)