Rune Factory 4: Koushiki Comic & Visual Book
An alternate telling following the Rune Factory 4's main storyline.
12-nin no Shinitai Kodomo-tachi
The story is a locked-room mystery where 12 kids go into an abandoned hospital to give up on life. In the room where they meet, a boy is already lying dead, and no one knows who he is. (Source: ANN)
Zen Seizaki, a public prosecutor at Tokyo District Public Prosecutors Office, is investigating a case of illegal clinical research related to a drug company and a university. During the investigation, he finds a file that Shin Inaba, an anesthesiologist, kept, which includes blood that is mixed with hair, skin, and a paper written with letter F. As he investigates, he realized there's a hidden plot that is connected with a huge election as well as to a certain person who is in charge of it. (Soure: ANN)
A prequel taking place slightly before the events of the LayereD Stories Zero mobile game.
There is an inn that you can visit where you'll find old things you thought were lost forever. (Source: MU)