Orenchi no Furo Jijou
Ongoing | Itokichi | 2000 released
2015-11-05 05:11 marked
There's more on mangafox.
Wadatsumi no Yometori
Complete | Monzen yayohi | 2019 released
2020-08-13 05:41 marked
Even though he should be able to die like a normal human, Kiyonosuke has been living for thousands of years, all because he accidentally "married" a merman. But Kiyonosuke can't give up on his humanity and has been looking for a cure to immortality
Free! Dj - The Mermaid Is In The Aquarium
Complete | yagigoya | 2015 released
Wild Fish