Kai: Tsukikomori is a text-based horror sound novel. Characters are represented by photographs of real people, and backgrounds are photographic images. There are several playable characters and multiple endings. On the seventh anniversary of the main character's grandmother's death, relatives are brought together to commemorate the dead.

File list:
/Tsukikomori (Japan) (Rev 1) (NP)/Tsukikomori (Japan) (Rev 1) (NP).zip