A handsome merman named Wakasa has made his home in the bathtub of Tatsumi, a high school student who otherwise lives alone. Their friends gather around the tub

Mellow and responsible Tatsumi has gotten pretty uesd to his new roommate--the energetic and needy merman, Wakasa--who has taken what seems like permanent refug

The ill-fated Tatsumi, who used to live alone, is now the unwitting host to a growing menagerie of undersea creatures. His bathtub has become the abode of the s

Rub-a-dub-dub--a merman in a tub! Wakasa the handsome merman is being happily spoiled by Tatsumi, an ordinary high school student, when Echizen the super-sadist

Rough and tumble juvenile delinquent Kanji joins the search for the truth about the Midnight Channel.