Merman in My Tub (2014)

Animation · Comedy · Fantasy

Tatsumi is a high school student who lives on his own, until a merman named Wakasa takes up residence in his bathtub. His solitary lifestyle is turned upside down by the self-centered (but handsome) new roommate.

IMDb rating: 6.3 (364 votes)
Episode average: 6.1 -0.2 vs IMDb
Seasons: 1
Streaming (US): Crunchyroll
Language: JA
Type: Mini-series

Rating trend: this show's seasons do not settle into one shape. Rising Shows ranks whole shows by the shape of their rating trend rather than one average score, which is how you find a show that got better rather than a show that started well.

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Ratings refreshed Oct 3, 2026 · 1 season indexed

Cast

Seasons

Season 1 (2014)

6.10 avg 13 episodes 6.1 → 6.6 4 min avg

Season 1 episodes - IMDb ratings
#	Title	Rating	Votes
1	The Special Circumstances of My Bathtub	6.1	14
2	The Severe Circumstances of My Household Budget	5.1	8
3	The Circumstances of Wakasa's Friends: Takasu Chapter	6.8	13
4	The Circumstances of Wakasa's Friends: Mikuni Chapter	6.3	13
5	The Circumstances of Halloween at My House	6.2	12
6	The Circumstances of My Bubbles	6.7	12
7	My Sibling Circumstances	4.7	7
8	The Circumstances of Popular Trends in Today's Male Youth	6.4	12
9	The Circumstances of Our Naked Bonding	5.4	12
10	The Circumstances of Wakasa's Friends: Maki Chapte	6.2	12
11	The Seven Transformations of My Bathtub Circumstances	6.4	12
12	Wakasa's Home Alone Circumstances	6.4	12
13	The Circumstances of Wakasa's Job	6.6	12