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Kaname Okiura, a student of Umineko Shougyou High ("Umishou" for short), joined the school’s swimming club in order to learn how to swim, but the club is filled with weirdos. Then, a sunny, happy-go-lucky girl named Amuro Ninagawa who transferred from Okinawa joined the club. Her extraordinary underwater speed and unorthodox swimming style surprised every club member, especially Okiura, because she reminds him of a mermaid he saw only once in his early childhood.
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December 21, 2002

July 03, 2010

January 11, 2020

September 09, 2019

August 31, 2009

August 29, 2022

April 02, 2023

April 01, 2020

November 28, 2019

April 12, 2023

September 30, 2020

September 18, 2011

December 03, 2019

April 04, 2014

October 05, 2013

November 19, 1993

April 06, 2014

October 07, 2013

April 08, 2014

January 04, 2014