- Original Soundtrack CD
- Theme Songbook CD
- Character Minifigures
- Artbook (Digital)
- Event application Ticket
She has fins...? She has fins! Never underestimate the power of science...
Leaving the big city to return to his rural hometown, our protagonist reunites with his childhood friend Ion.
But she's now... a freshwater mermaid!?
It doesn't end there though, he soon meets another mermaid named Petakko who's memory has become, well, fish-like. Then he runs into Rin, a priestess with a split personality living her life in mystery.
Centered on legends and stories of mermaids, an incredibly unique and science filled summer vacation with Ion, Petakko, and Rin now begins...
+ Lazy but cute female protagonist and Japanese dubbing.
+ Medium-length game of about 160,000 words.
+ Sold thousands of copies both in Japan and Korea, gaining more than 5000 five-stars ratings.
+ Adjustments and optimizations have done for a better experience on PS4