It was closed temporarily during World War II, but reopened afterwards.

[3] The aquarium's many exhibits include the following species: Before the COVID-19 pandemic, the aquarium was known for its popular sea lion shows.

[5] In June 2022, it was announced that scheduled animal shows would be cancelled due to animal welfare concerns.

Instead, they would be replaced by spontaneous public training sessions depending on the animals' mood.

[6] Katsurahama Aquarium can be accessed via local Tosaden Kōtsū bus routes.