Reservation is impossible.

This is one set menu, per person. So, yes. All menus are for solo travelers. No choices.Now 3200Y. English menu and explanation available. One of the oldest restaurants in Japan on the grounds Nanzen-ji, a thousand-year-old temple.

Lunch is only a hot meal set meal. It is 3000 yen

I can not say in a nutshell, but I think that it is less than 2 o'clock if it is unexpected for the spring and fall sightseeing season.

Basically, there is no private room.

Because it is small, it stops near timely

You need a Japanese speaker to make the reservations. It can be done, but reserve well in advance.