Note: The manga actually serve as a prequel to the anime. From Tokyopop: Daphne in the Brilliant Blue take place in a near future in which the remaining population lives in underwater cities, with waterways as...

Nagisa has just recently transformed from being a human to a mermaid and is easing into the transition of living in the ocean. But when she crashes into a research submarine, she loses her memory and is brought...

A girl living alone in a city that sank into the sea.

A revised edition of the previously released Nippon Furusato Chinbotsu anthology (2006).

Kodai lost his younger sister in "Noah's Flood", a catastrophic event that submerged Tokyo not too long ago. He confines himself to what's left of his old life, refusing to move on. One day, a mysterious girl...

An anthology of comics, based on Sakyou Komatsu's best-selling novel, Nihon Chinbotsu (1973); a story of Japan slowly sinking into the sea, represented strictly in a derisive mode.

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...