Opening hours
| Opening hours | 9:00～17:00 (Last entry 16:00) |
|---|
Open at nightNIGHT AQUA WORLD(held every Saturday)click here .
- There are no fixed days of the week, but we are closed in June and December every year.Maintenance closed daysPlease be aware of this when you visit the museum.[Closed days in 2025: June 6th (Tue) and 24th (Wed), December 25st (Mon) to 12th (Fri)]
- 2025年12月8日(月)～2026年2月27日(金)の主な平日は冬季営業時間9:00～16:00(最終入館15:00)となります。※12月22日～26日、29日～31日及び1月1日、2日、5日、6日を除く。
- We will be open throughout the year-end and New Year holidays.
- Business hours may change depending on the season and circumstances.
- During busy seasons, admission may be limited to a specified date and time using a web ticket. Please check the notification page in advance.
please note
*No smoking inside the aquarium.Please smoke in the smoking area in the large bus parking lot (near the outdoor toilet).
*Pets are not allowed to enter, except for service dogs such as guide dogs.We are unable to keep pets, so we ask for your cooperation.
About crowded days
In a normal year, the area is expected to be crowded on weekdays from May to June and weekdays from September to October due to excursion groups from elementary and junior high schools, kindergartens, nursery schools, etc.
We ask for your understanding in advance.
Transportation access
Address
311-1301 Isohama-cho, Oarai-cho, Higashiibaraki-gun, Ibaraki Prefecture 8252-3
Tel: 029-267-5151 [Voice guidance] Fax: 029-267-5920