Ep. 7: Aquarium visitors rise as Kukuru faces Kuuya's disapproval and a beach outing with an unexpected guest.
Aired on August 20, 2021

Thanks to Kukuru and the others, the number of visitors to Gama Gama Aquarium is increasing. Kukuru is pleased with the results and is even more determined to stop the aquarium from closing. However, she gets into trouble with Kuuya because of her reckless proposal. Unable to bear witness to the situation, Grandpa gives the staff a day off to relax for a while. The next day, they come to the beach with Karin and Tsukimi, and enjoy their day off with barbecues and sea games, until an unexpected guest joins them as well...?
Episodes
- Ep. 3 · Kukuru and Fuuka bond while caring for penguins during their grandfather's absence
- Ep. 4 · Gama Gama Aquarium touch pool event with Sea Queens and childhood friends
- Ep. 5 · Eri visits to take Fuuka home, but she escapes with Kukuru's help to Kame Eatery.
- Ep. 6 · Kukuru seeks inspiration to save Gama Gama Aquarium from closing in August.
- Ep. 7 · Aquarium visitors rise as Kukuru faces Kuuya's disapproval and a beach outing with an unexpected guest.
- Ep. 8 · Gama Gama Aquarium staff prepare for a hospital visit while hiding a forbidden crab.
- Ep. 9 · Chiyu Haebaru arrives as new caretaker while Kukuru acts as her reluctant coach.
- Ep. 10 · Kukuru seeks to promote Fūka's aquarium illusion despite opposition while Fūka faces a film role offer
- Ep. 11 · Kukuru and Fuuka Lock Themselves in the Aquarium During a Typhoon