Natsuyasumi-hen follows a variety of characters over their summer break between the Nine School Competition Arc and the Yokohama Disturbance Arc.

Team Captain Yoichi Kouda is a high school track athlete "specializing" in 200m distance running. He has neither the speed for short distance, nor the stamina for long distance. And other events are out of the question because he has no agility whatsoever. What he does have is determination to train longer and harder than anyone else.

On a team with a celebrated history but has declined in recent years, he is surrounded by teammates more talented but less motivated than he is, and he finds it harder and harder to motivate himself to improve, until the "cool beauty", Momo Tange walks into the picture, capturing the attention of the entire school, as well as Yoichi's heart.

Chu Feng was an Assassin. When he was on a mission, he failed and was hunted to a corner, so he jumped down a cliff. After his death, he entered the underworld. He spent 500 years and became the most powerful in the underworld. He became the most powerful demon called Demon King. 500 years in the underworld, his only desire is to return to earth and meet his lover, and manages to destroy the pearl of death in order to return to earth. But on earth, it turns out that there is a little girl who has been waiting for him...

Fenced within a small courtyard is a large tree, and many plants and flowers sing joyfully every day. Sitting on the second story, she drinks tea while painting, bathing in the brilliant sunlight that passes through the trees. The only problem is, the cute delivery guy keeps her waiting. And also-- “Did you drink all of my tea again, Yi Nuan?” Original Webtoon: http://www.u17.com/comic_new.php?comic_id=89155

Yuuran, the daughter of a major merchant, was hurriedly married off because of an imperial edict, in order to manage the imperial harem. When her husband, the younger, handsome right prime minister came, she could only apologize to him for having to marry someone as old as her.

But when she went to do her duty at the Imperial Palace, a beautiful woman appeared, and said-- "I do apologize for showing you such an unsightly appearance. I am your husband"!? Entering the harem as a couple with a cross-dressing husband!?

She's so tired to the point that she could die. How will she relieve herself?

At her high school entrance ceremony, Hibino Yuika meets the pretty Hoshizawa Nabi who... looks like a novelist?

"I can't be loved for who I am—that's what I thought. But somehow, he saw through my lies?!"

Chitose has always done well wearing her face like a mask: always smiling, always cute. She feels complete whenever she put it on because it's built to hide her unrefined self: no one hates her, and no one makes fun of her. But after meeting a cute boy who is instinctively more annoyed by her mask than her real self, can Chitose change and make people accept her for who she really is?

Won the 24th Tezuka Osamu Cultural Prize in Short Work category

A compilation of short stories about weird high schoolers by Wayama Yama revised along with an original sequel over 30 pages long.

Pregnancy is not a disease, so insurance does not apply. Obstetric treatments do not treat injuries or illnesses, so an obstetrician is not normally needed during the birth of a child. Still, obstetricians are needed because anything can go wrong during a pregnancy. A mysterious pianist at night, obstetrician Kounotori Sakura faces the many challenges and drama that come with giving birth to another human being.

Note: Was nominated for the 39th Kodansha Manga Awards in 2015. Won the 40th Kodansha Manga Award for general manga in 2016.

Takatsuki Misora is a 15 year old high school freshman with one glaring problem: her height. She is extremely short and is often mistaken for an elementary student and her friends jokingly tease her for being so cute. Her self consciousness is further complicated because her younger sister, Kotori who is only 11 years old looks like she should be in high school or even older. Kotori loves her big sister and wants to play with her but Misora, as the older sister, is embarrassed with what looks like a reversal of roles in a sibling relationship.

A 4-Koma series related to the now-defunct mobile game, Syanago.

No hobbies, no holidays, no girlfriend, Enomoto lives only to work. Although she enjoys high school life, Rico finds it a little boring. It just so happens that these two swap bodies!? Thrown into their opposite lives, what a crisis! However, talking to women in the baths, and using gal power to fight off exploitative bosses... It's surprisingly cool!?

Shimizu Makoto, a well-paid R&D lead for an industrial firm, has a secret - she draws and sells gay fanfiction on her days off. But when her sweet summery colleague, Maekawa, accidentally enters her secret world of girls who like other girls, Shimizu has to come face to face with some serious realisations… and deal with just how much of a weirdo Maekawa is!

Itsumi is a girl who moved to the city with the dream of becoming a cellist. One day, caught by the sound of her music, Warren, a mysterious boy, comes in her room through the window. What does fate have for them after this extraordinary meeting...?

A girl who could tell lies from truth, who suffered from this strange ability meets a strange detective.

From Wuxiaworld:
I Shall Seal the Heavens is currently one of the most popular xianxia stories in China. It is about a failed young scholar named Meng Hao who gets forcibly recruited into a Sect of Immortal Cultivators. In the Cultivation world, the strong prey on the weak, and the law of the jungle prevails.
Meng Hao must adapt to survive. And yet, he never forgets the Confucian and Daoist ideals that he grew up studying. This, coupled with his stubborn nature, set him on the path of a true hero. What does it mean to “Seal the Heavens?” This is a secret that you will have to uncover along with Meng Hao.

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What I want, the Heavens shall not lack! What I don’t want, had better not exist in the Heavens!” This is a story which originates between the Eighth and Ninth Mountains, the world in which the strong prey upon the weak. “My Name is Meng Hao! The Ninth Generation Demon Sealer, I shall seal the Heavens!“

Official English || Original Chinese RAW

Yonemura, a supervisor of a convenient store, and his boyfriend Ando, a cheeky part-timer who’s over ten years younger, are not in an intimate relationship yet. But soon, Ando will celebrate his 20th birthday, so Yonemura is secretly planning something. Due to Yonemura's busy schedule, they can barely see each other. Then enter Mitsuhara, a new part-timer who can't seem to control his hands around Yonemura. Problems start to rise between the three!

"Want to try out a man's body?"

Kakeru, a socially awkward exchange student. Yuudai, who is always the center of attention. And Ryo, Yuudai's childhood friend. Under other circumstances, these three would never have gotten along, but before they knew it, they'd become a group of best friends.

However, when Ryo starts dating a girl, Kakeru finds out that Yuudai harbors feelings for Ryo. Kakeru, who has a secret crush on Yuudai, takes this as a chance to suggest the two become fuck buddies, so that he can teach Yuudai "how men love each other"...

The consequences of this lie soon start to haunt Kakeru.