This is one of Hoshisato's first series, a romantic comedy about a youthful, energetic, and reluctant transforming high school girl hero named Saiko. A passing alien sees her courageously defending someone in a fight and is impressed with her sense of justice. He gives her a small handheld device which allows her to change into "Lady Tail", a futuristic superhero sporting a ponytail. However, she had just recently cut her hair after her boyfriend berated her for fighting too much. When she transforms into Lady Tail, her ponytail comes back, which causes her to initially refuse the alien device. Eventually her sense of justice comes through and she begins using the device to transform into Lady Tail and assist those in need of protection.

When a Tokyo teenager botches a suicide attempt, he finds himself recovering in a hospital where most of the patients are more than twice his age. Rejecting his mother's visits, he spends his time counting the hours between meals and blood-tests until a run-in with another teenage patient leaves him with an unlikely new friend.

A coming-of-age manga about two kids who are curious about sex.

Because of an unaccepted mariage, Norika has only had his parents for family. Unfortunately after his mother had passed away, he had to grow up on his own and to take care of his ill father. Yet, after 15 years of silence, here comes the brother of his mother asking Norika to come and sign in a school located on an island while he would be staying with his father. But the drawback of this school is that it is divided into two parts : wealthy people and not wealthy people. Hence the strong rivalry that has been born and ruled by the president of the students : Norika's cousin, Yuusuke. Norika is part of the "not wealthy" people and being close to the popular and very wealthy president of the students, he will be lusted after by both sides in this war.

Takasugi Gen deeply regrets the day he killed his adoptive father. So when he dies at the age of 46, only to find himself transported back in time to several years before the murder, he decides to make a fresh start as a high school student. Trapped in a world between heaven and hell that nonetheless feels like paradise, Takasugi's fight to regain his family and friends begins!

Oogami might look like a tough guy. Tall, well-muscled and a bit wild-looking, it's only natural that Oogami would be scouted by the school volleyball team, right?! But in reality, he sucks at sports and is a bit of a wuss. But his crappy serve is about to be the least of Oogami's worries. You see, his family has a secret...

Higurashi Yuuto gets picked up on the street but it turns out that the good-looking man is Oohataya Masakazu, a schoolmate from his junior school and a shinto priest at the Azuma Shrine. How is Yuuto going to react since he's Masakazu's first and second love? The side story involves Yuuto's superior, Uekusa, and Yokoi, Uekusa's former subordinate. *Note: \- Includes two side stories.*

After his sister got hitched, Umeo has been living on his own for the first time. He really wants to make his own meals everyday no matter how busy he is, but it's difficult since he's always stuck at work until the last train. That's when he encounters a new lifestyle where one prepares the whole week's worth of meals in advance! *Note: Includes 3 extra chapters.*

Just as the new semester begins, a sophomore named Yosuke Yamada from Sakurazawa High School is feeling bummed out—he got his license suspended after helping a girl on a motorcycle who was being chased by a patrol car. Now, Yosuke has gotten a call from the head of the Sakurazawa High School Biker Gang. What could the boss of this group of delinquent girls, Takami Icon, want with him?! After talking, it seems they're looking for a new sub-leader for the group, and they want to play a little game to see if he can survive a bike race without any light in the middle of the night. It seems Yosuke couldn't help but be worried...

The big and reliable "beastdog", Pochi, is Takahashi's childhood friend who lives with her. The days they spend together are peaceful and exciting.

At least until the rain stops? You can be my family? Our protagonist is the building manager who works quietly and tries to put the memory of his abusive mother behind him. One rainy day a big-eared dog appears in his life; whenever this dog jumps on his head, he can hear the inner voice of other people's hearts. A story about a lonely young man and a miraculous, unusual dog in the rain, Bo-chan.