The ticket is valid for one day. You can re-enter.
Group discount rate ( 240 Yen for adult, 160 Yen for student ) will be applied in cases where admission fees are collectively paid for a group including 20 or more paid visitors.
If you have a disability certificate ("障害者手帳") and show it at the reception counter, you and one attendant are exempt from having to pay admission fee.
If you visit us as a part of a school curriculum, you can apply for admission fee exemption. Application needs to be approved before your visit.