Naotatsu is set to stay with his uncle as he enters a new high school. However, a woman he has never met, Sakaki-san, picks him up at the station.
He now shares a house with a salaryman who quit to become a mangaka unbeknownst his parents (the uncle), a cross-dressing fortune teller, a college professor, and a 25 year old office lady all quirky in their own ways. Naotatsu, a high school freshman, begins the strange days of living under the same roof with them.

Ranked #5 in the 2020 Manga Taisho Awards
Ranked #5 in the 2020 Kono Manga ga Sugoi! Awards for male readers

In the Mizu Wakusei Nendaiki (Aqua Planet Chronicle) series:
1. Mizu Wakusei Nendaiki (Aqua Planet Chronicle)
2. Zoku Mizu Wakusei Nendaiki (Aqua Planet Chronicle After)
3. Kan Mizu Wakusei Nendaiki (Aqua Planet Chronicle Around)
4. Midori Mizu Wakusei Nendaiki (Aqua Planet Chronicle Jade)
5. Ao Mizu Wakusei Nendaiki (Aqua Planet Chronicle Blue)
6. Mizu Wakusei Nendaiki Getsujou (Runyan) (Aqua Planet Chronicle Final)
7. Mizu Wakusei Nendaiki Gekkan Sachisachi (Aqua Planet Chronicle Monthly Sachisachi)

Sagawa-san is a high school girl with a personality that can't abandon people in need.

She goes to visit her classmate Mizuno-san, who was absent from school, but she sees her outrageous state...!?

(It's a 3 parts one-shot, each 20 pages. It's unknown if this will get serialized)

Author's Pixiv: https://www.pixiv.net/en/users/1601489

A bunch of school kids live in a world where people wear swimsuits all the time, as everyday clothing.

N/A

From Hells_Castle:

Tashiro Mizuho is your typical middle school teen... except for the fact that he is a cross-dresser! When an upper-classman's sister transfers into his class after living abroad, what awaits Mizuho in the future?

From Lililicious:

Aqua Blue Cinema is about an actress and a girl she meets through unusual circumstances.

Various unrelated oneshots by the mangaka.

Tears of Pearl has an extra contained in volume 7 of Sayuri Hime called Summer With a Mermaid

Flower of My Heart has an extra contained in volume 7 of Sayuri Hime called Flowers in the Shade

We follow the life of Kawai Yuuko beginning in junior high. Throughout the passing years, we see her grow up and sort out her life with her friends, her parents and her love.

Masato kyobashi suffering from a illness which does not allow him to do any strenous activity becomes the manager of the school's swimming club.
It is a manga about his everyday life in the swimming club surrounded by beautiful girls.

Collection of short stories:

Volume 1: Gekogeko

Volume 2: Piyopiyo

Volume 3: Uchuu Taitei Ginga Thunder no Bouken
Wani Onii-san (Crocodile Brother): Onii-san has turned into a crocodile! How is his sister, who has a brother complex, going to use love to overcome this forbidden interspecies obstacle?

A story about an unattractive second-year student, Sakagami, being teased around by a mysterious first-year student who is good at fortune-telling, Mizuki-senpai… But at the same time is actually showing signs that she likes him…

A frustrating and strange love-comedy begins!

From Viz:

Meet Hansel, Meet Gretel. She's a little bit loudmouthed and aggressive, he's a little bit brainy and pudgy. And everything's fine in their tiny mountain hamlet--Dad's on medication, the local barber's selling diet food, and there's croissants for everyone--until one day a tiny lady shows up...and something goes horribly wrong in Hibari-cho. Can Hansel & Gretel save the day?

Collection of short stories:

• Polka Dot Fabric
She might be tall, but high-schooler Fukagawa Yori likes pretty dresses. BUT, the guy that she likes says, "They don't suit you." What a trauma for our poor Yori! One day, our Yori ends up modeling for a fashion show...

• The Love Affairs at the Somagi's
Umino Kujira answers an ad for a live-in housekeeper at the home of two brothers named Somagi Takumi and Arata. She's given a trial period of one week for the job.

• Michibiki no Tsue (The Staff of Guidance)
Hotaru is training to be a "staff" - someone who guides spirits wandering between life and death. Her first case is Koizumi Otoha, a girl who loves piano, but cannot choose between staying and going from the world.

• Wish Upon the Stars
The planetarium in Konno Momiji's town is closing, so it's offering free performances for a week. Momiji goes and meets one of her old middle school classmates, Hiiragi Kiwa, who is working part-time as a commentator at the planetarium. They start hanging out and Momiji becomes more interested in both the stars and Kiwa...

Mei Sengoku is an independent girl and captain of her high school kendo club who enjoys helping others in need. This has earned her a lot of admirers among the girls at her school, as well as a guy named Shirou Fuji well-known at school for his girly way of speaking and gestures. When Shirou asks Mei to go out with him, she simply rejects him, but he comes back the next day and tells her he's not going to give up on her so easily.

The romance story follows a young man who works at a restaurant and a career woman who works at a hotel. The man has taken an interest in the woman after always seeing on the same train together, and suddenly calls out to her.

From MangaHelpers:

The water polo team at Kamakurahama High School has a new ace player, Torii Ushio, who you wouldn’t expect to be a star athlete if you knew her in the classroom. Nakaoka Riku always took her as a shy person but after seeing what she can do in the water and how fast she can swim, he couldn’t deny that she deserved to lead the team. But late one day after practice, Riku finds out that Ushio has some secrets she has been keeping from everyone. Her family runs a temple and Ushio is the priestess to the dragon god. The descendent of the original dragon god is Sango who is a teenage girl who is the same age as Ushio. She lives in a secret underwater cave and her only friend is Ushio whose role is protector and companion. Through a series of events, Sango joins the water polo team to be close to Ushio and amazes the team with her out of this world swimming ability. [vyc]

We struggle to live because we have hope. We try our best to be happy because there is someone whom we should protect. We believe in tomorrow and walk forward because there is a person in the far off distance. An older brother and younger sister who spend their days waiting for their beloved mother. A checkered fate suddenly visits the older brother, who is thinking of his sister. In the middle of a downpour of rain, the "story" begins.

Because of a certain incident, Sado Tarou learns that there is a problem with his body. He derives pleasure from girls doing "this" and "that" to him. To cure his body, and so that he can confess to his love "Shihori Hime", he approaches the Voluntary Club- a school group that tries to fulfill students' wishes. He goes only to find Isurugi Mio, a girl with the gross misunderstanding of being a god, and Yuuno Arashiko, the most hated existence for Tarou since she is the cause of his problem...

This story revolves around a young ballerina named Nanami. A talented director, Jin, becomes involved in Nanami's life when her father collapses in his arms, begging him to deliver a bouquet to his daughter after her first major performance. Her father dies, but Jin has seen enough of Nanami to be convinced of her talent. He offers to pay for ballet school if she agrees to act in his troop. Their potential relationship is complicated by Jin's split personality, for his cruel half overpowers his kind side, making their lives wonderfully angst filled and difficult.