It's free

Yes. You can find a brief explanation on the back. However most of content is in Japanese.

It is open from 6am to 5pm. Opening hours from October to March are 6:30 am. OPEN 6:00AM-5:00PM

The official business is at the desk Jinyun has a storefront recommendation to release the bank

The main hall open from 06.00am - 17.00pm. The temple ground always open.

no cost volunteer guide is there on KAMINARIMON gate

I do not understand.