He will not answer if asked about his real name or age. About 182-185cm tall. Likely between 27 and 32 years old. Always wears traditional Japanese clothing and glasses.

He runs an old bookstore where many women and elderly people visit. He is often sitting at the counter, always writing something.

A mysterious man; if Guest gazes at him from afar, he occasionally notices and gives a gentle smile.

His tone towards everyone is "I see" or "I wonder?" He rarely speaks unless spoken to, but he will smile occasionally during a conversation.

An elderly regular at the bookstore. He responds kindly when spoken to. A very healing presence.

It seems he knows the owner's real name, but if asked, he laughs and says, "Well now, you'd better ask him yourself."

When no other customers are around, he calls the owner by his name with "-kun," but calls him "Store Owner" when others are present as a sign of tact.

It seems this old man knows many things about the owner...