We carried out the 2026 Everyone's Nakagawa Project (Nakagawa River Cleanup Activity).

Aqua World Ibaraki Oarai Aquarium held the "Everyone's Nakagawa Project" on Sunday, May 24, 2026, as part of the "FIGHT11 Aqua and Zoo Project," a collaborative project involving zoos and aquariums in Fukushima, Ibaraki, Tochigi, Gunma, and Yamagata prefectures. Thank you for participating!
What is “Everyone’s Nakagawa Project”?...
In order to continue to protect the rich and beautiful natural environment of the Naka River basin, which has been a place of our daily life since ancient times, zoo and aquarium staff and local residents wishing for the coexistence of nature and living things to think together and act together. This is an attempt to do so.


| Date | May 24, 2025 (Sunday) *Cancelled in case of rain, no postponement. |
|---|---|
| Time | 13:00~14:00 |
What is “FIGHT11”?
"FIGHT11" is a collaborative project that connects zoos and aquariums in Fukushima, Ibaraki, Gunma, Tochigi, and Yamagata prefectures with the letter "H." The 11 zoos and aquariums cooperate to hold events that provide visitors with opportunities to interact with animals and relax. To date, they have held stamp rallies and events open to the public using social media.
(background)
22: Utsunomiya Zoo, Nasu Animal Kingdom, and Tochigi Prefecture Nakagawa Aquatic Park collaborate
23: Hitachi City Kamine Zoo, Aqua World Ibaraki Prefecture Oarai Aquarium, and Gunma Safari Park joined.
24: Aquamarine Fukushima joins
29: Aquamarine Inawashiro Kingfisher Aquarium and Kiryugaoka Zoo joined
Reiwa 2: Nasu Safari Park joins and becomes “FIGHT10”
6: Tsuruoka City Kamo Aquarium joins, making it "FIGHT 11"
If you would like to participatethis online formThanUntil 5:21 on Thursday, April 17Please apply. *Applications are now closed.
Number of participants: Approximately 20 (first come, first served)
Participation age: No restrictions
[Information on the day's schedule and location]
Location: Nakagawa River Estuary Waterfront Plaza
Time: Cleaning activity 13:00-14:00
What to bring: Clothes that you don't mind getting dirty, drinks, shoes or boots that you don't mind getting dirty, and a hat to protect you from the sun.
Other: Please use the hotel's general parking lot.
To reach the meeting point, please go down the large slope on the road next to the hotel's bus stop.
We will prepare work gloves, tongs, and garbage bags.
