Sakuraguni is also known as さくらぐに.
Sakuraguni performs in Japanese.

さくらぐに
Shiritsu Inu Neko Suizokukan' is the romanization of the circle's name, they also go by 'Sakuraguni' for short. This is their website. They go by Sakuraguni & Shiritsu Inu Neko Suizokukan far more often than the translation of their name, 'Private Dog Cat Aquarium'.