Anthology of short stories, for adults, from the king of manga.15 stories, published between 1968 and 1976, that combine eroticism, grotesque and normally a fair amount of sci-fi.

Famous fairy tale girls gone wild☆ With the most erotic bodies imaginable! Once upon a time, began the story of a lovely mermaid princess. She had no knowledge of human norms and customs. And so she goes to...

In a world faced with a flood of overpopulation, the scientists of the world are called together to come up with solutions. Prof. Leeman suggests for man to live in the sea, but is shunned. In an act of...

The underwater lives of three kitties who turned into mer-cats. Original Webcomic

A chef becomes indebted to the yakuza when his restaurant fails. To pay them back they force him to become the personal live-in chef for a girl they are holding captive.

Wi-Lan is a poor girl that was born in a poor fisherman family. She yearned to go to that high standard private high school. When she received the entrance letter, she was so happy, but then she became the...

The daily experiences of modern monster girls. Raws (Traditional Chinese)

In a world where demons have haunted humans since ancient times, Rose and Marie are on journey searching for their missing brother while at the same time following in his footsteps as a hunter

Once the closest of lovers, Ji Lingyue and Lan Wu, were forced apart by their identities as human and demon. Lan Wu, the mermaid princess, chose to leave Ji Lingyue, subjecting her to countless days and nights...

But for them, love was still a ways away... Vahn, formerly one of the Mer-people, lost his home, his family, and his voice, and now works as a slave of a manor in a harbor town. On the day of the new moon, he...

Fumi and Haru are two university friends with a shared passion for the swim team, until Fumi's "unique" heritage complicates matters.

In 2071, north pole ice have melted and the land has been submerged. Humanity survived but it's divided into two species: the true humans, those who live in underwater cities, and the Dugons, those who chose to...

Two girls go hunting for mermaids to win their true love. Featuring very untraditional mermaids.

Busan, 1936. Yeon Jeong lives her life without fitting in anywhere, until she meets a mermaid by fate. The mermaid tells her that she has come to pick her up as promised, and asks her to follow her to the place...

Ichiru Futaba was just an ordinary office lady working at a high stress dead-end job. One day, when she's pushed to her limit and cannot get home in time to save her fluffy little dog, she falls to the floor...

Touma never really had luck with girls, it's not like they didn't want him, but every time something bad happened to him. Until the day a mysterious girl had appeared before him...

From Anime Waves: A young boy gets saved from drowning by a mermaid but according to mermaid law, if a human sees a mermaid's true form, both are to be executed. The only solution to the problem is for him to...

Welcome to the Aquarium of Fantasy and Mystery. Mermaids, fishmen, and the "Vampire Squid of Hell" are all on display. Daijiro Morohoshi's second natural history book! The overwhelming imagination draws a motif...

From MangaHelpers: Fish people have been welcomed to the town where the human girl Wakasa Otomi lives, and they are integrating well. The fish people can be identified by the physical marks of their fish...