Trip Adviser selected 13 aquariums in Japan.
One of Kaiyu-kan which is located in Osaka city west side Osaka-Ko was selected.

いやし効果満点！ クラゲが人気の全国13の水族館を詳しく紹介

Kaiyu-kan is very famous for Jellyfish who is healed.
If you interested in this aquariums, You can stay Belle De Meure which is Weekly furnished

apartment.
It is located in 2min walk to aquariums Kaiyu-Kan.
Please see detail as follows..

ベルドミュール（大阪港公寓）