Description:

On his way home from school, Tatsumi sees a man collapsed near a lake. When he approaches him, Tatsumi notices something strange: the person in need of help is actually a beautiful merman named Wakasa! Because Wakasa's home has become too polluted to live in, Tatsumi graciously offers his bathtub as a refuge. With a boisterous merman as his new roommate, Tatsumi's normal life won't be returning anytime soon, not to mention Wakasa's aquatic friends—Takasu, Mikuni, and Maki—often show up uninvited, making them all quite a handful for the high school student. As he humors their curiosity for human life, Tatsumi sometimes finds himself enjoying their childish antics, but he will have to keep his cool if he intends to keep up with his daily life and newfound friendship. [Written by MAL Rewrite]

Description:

Rihito Sajou is an honor student who got perfect scores in every subject on his high school entrance exam. Hikaru Kusakabe plays guitar in his band that performs at live events and is popular among the girls. These boys would have never crossed paths. But one day Hikaru offers to help Rihito prepare for their upcoming chorus festival and the two begin to talk. As the two meet after school, they feel one another's sound, listen to each other's voice, and begin to harmonize as their hearts beat together. It starts out slow but soon their feelings for one another grow and in just one moment they both realize that it is love. Hikaru's emotions are frivolous, pure, and direct causing Rihito to hesitate at first, but he gradually opens his heart. The boys are learning about each other as they also learn about themselves and support one another during this difficult time typical to youth. As the time to start thinking about their futures approaches, what do these young men find as they try to move forward... (Source: Aniplex USA)

Description:

Rei Kiriyama is a 17-year-old boy who recently started living alone, financed by his salary as a professional Shogi player. Despite his independence, however, he's yet to mature emotionally, and his problems continue to haunt him in his daily life. His relationship with his adoptive family is strained, and he has difficulties interacting with his fellow high school students. Meanwhile, his professional career has entered a slump. Burdened with the heavy expectations placed on him as the fifth to become pro in middle school, his wins and losses are fluctuating as his record and progression into the ranks begin to stagnate. Acquainted with Rei are the three Kawamoto sisters: Akari, Hinata, and Momo. Unlike Rei, they live happily in their modest home, which they warmly welcome Rei into as if he were one of their own. Despite his reservations about becoming too close to the family, he frequently visits, interacting with them and receiving the kind of care and affection he never quite had while under his foster home. This is the story of Rei's triumphs and failures, relationships new and old, and his growth as a person. (Source: TV Tropes)

Description:

Kou Ichinomiya is the son of a wealthy businessman who holds firm belief in his elite status. As such, he is determined to avoid becoming indebted to anyone; but one day, after a run-in with some mischievous kids on Arakawa Bridge, he ends up falling into the river running underneath. Luckily for him, a passerby is there to save him—but now, he owes his life to this stranger! Angered by this, Kou insists on paying her back, but this may just be the worst deal the arrogant businessman has ever made. The stranger—a stoic, tracksuit-wearing homeless girl known only as Nino—lives in a cardboard box under the bridge and wants only one thing: to fall in love. Asking Kou to be her boyfriend, he has no choice but to accept, forcing him to move out of his comfortable home and start a new life under the bridge! (Source: MAL Rewrite)

Description:

A polar bear falls in love with an earless seal, and he wants nothing else except to protect him, even though the seal constantly thinks the bear will eat him. (Source: ANN)