Ordinary high school student Satoru Ikaruga, while he doesn't look like it, happens to be a genius vehicle user, kinda like a MacGyver of vehicles. And he's extremely good with all vehicles like jet skis, trucks, fighter planes and helicopters. If you can name the vehicle, he knows how to work it. Ikaruga works as a vehicle expert for a multinational specialist organization called the Almighty Support Enterprises (ASE) while trying to maintain his high school life as much as possible.

At Hagakure Academy, there is Bunbu Ryoutou - a competition of Martial Prowess and Scholarship. Kaori Arimajiki is terrible at this competition, dubbed the "Academy's Weakest One." Kaori was bullied by his fellow classmate and considering quitting the school. Kiwako Soushuin, a beautiful yet eccentric girl who is also a member of the Student Council, went to his house and "convinced" Kaori to take a last shot at another Bunbu Ryoutou, should Kaori win "You will be on track to become this Academy's Strongest One," said Kiwako. What plan does Kiwako have in mind? What kind of situation Kaori will get himself into?

From Animexis: Ishidou Natsuo is a gifted girl who can achieve anything she wants in sports. Because of this she is permanently bored, as there aren’t any real challenges to her abilites to make her feel alive. One day she receives an invitation of a merry girl to join her martial arts club. Irritated by her happy expression, Natsuo decides to accept the invitation just as a pretext to beat her up, but she receives a shocking surprise.

Only the fearless survive in the white-hot world of street racing, as teams take on dangerous roads in the shadow of Mt. Akina. Behind the wheel of the mysterious "Ghost of Akina" is Takumi, on his way to becoming the greatest racer ever.

From Yen Press:

Fiesty, fierce Rinna Aizen is a girl with a dream — to follow in her father’s footsteps as the legendary captain of Shoryu Senior High’s cheering squad. Only problem? Shoryu High is an elite all-boys’ school! Or it was…until now! With the school going co-ed, Rinna might be one step closer to achieving her dream, but the road to a successful cheering squad is still full of hurdles…can Rinna clear them all?!

Takenaka's contract with his soccer team was suddenly cancelled, and he had broken up with his lover a while ago. The desperate Takenaka throws himself into Yamazaki's arms- a senpai that betrayed him when they were in school. When he sees no end to this lifestyle, memories of his inconsolable, bitter, frustrating days come flooding back... The long version of the oneshot "The abandoned town and you and I" is also included.

Momiji Kuramichi has all the passion in the world for the game of shogi. Unfortunately, he has none of the talent. This is especially frustrating because his brother was a legend in the game. How can he be such a flop? He's developed a unique way of dealing with his frustration—head-butting everything! But you can't headbutt your way to victory in shogi. Is he doomed to wither under the shadow of his brother forever?

From Nakama:

Sugiki, a standard ballroom dancer, offers to teach Suzuki, a Latin American dancer, ballroom in exchange for Suzuki's teaching him in return.

Their names are similar, but their personalities are complete opposites, just like their schools of dance. When these two meet, something's bound to happen!

From MangaHelpers:
Ando Hanaka wanted to become stronger because she thought she couldn't protect her friend from bullies. Now as she enters high school, she seeks to enter many of the martial arts clubs in her school. Unfortunately for her, many of the clubs reject her due to her frail and small size. She just wants to be stronger, but is it going to be impossible for her?
All of this changes as she encounters her classmate Yoshino "Koha" Koharu. Koha introduces Hanaka to the world of MMA. Hanaka learns that martial arts is designed to make the weak stronger. Her aspirations of becoming stronger may come true as she ventures into the world of mixed martial arts.

From Wonderland After Hours:

The betrayal of her lover sends Chica into despair and as result she attempts to end her own life. But she is saved by a man called Antonio, who helps nurse her back to health. It is then Chica that decides and swears: "I will become a bullfighter. By becoming one, I will be able to die in front of my lover." But little does Chica know of the difficult road that lies ahead and the trouble she must face to follow the path of a matador...

When I woke up, it was on the bed in the hospital. Three facts struck by high school student Ryuki Tachibana who can not remember anything. "I was sleeping for a year", "I was a figure skater who receives my expectations in Japan all over the world", "All memory about figure skating has been lost." Although it goes up again to the link, it is less than amateur who can not stand current ability either now. Still, Ryuki stood up and began to move forward. An indomitable silverbed youth drama opens the curtain.

Midori Yamate is a 15 year-old girl and is very much a tomboy. When she was young, Midori meets a boy called Tsukasa Hino, who came to the island she lives on for a holiday. He teaches her to play soccer and she falls in love with the sport. Midori is inspired by Tsukasa and continues to play soccer in hopes that they would meet again someday. When they do meet again Tsukasa does something unforgivable. Determined to defeat Tsukasa on the soccer field Midori enrolls in an all boy high school.

Contains a short story of 2 chapters called Shounen x Cinderella in the 8th and 9th Volumes:
Sakuragi Azuma has a secret that no one should ever know about: he's actually Momo Kasuka, an up and coming female model! While shooting a new drama, he meets another arising newcomer named Yui Hazuki, and things are going to get heated!

When a high school boy who's been nicknamed "Robot" due to his unemotional demeanour and lack of social skills encounters golf for the first time, his life takes a dramatic turn.

A continuation of the highly-successful sports series, “Inazuma Eleven”! After winning the football frontier, the team prepares for their next stage: the world! Full of excitement and confidence, Raimon Eleven steps onto the field to face-off against the Barcelona Orbs!

However, the team quickly faces the reality that Japan’s skills are far behind that of the rest of the world, and Raimon Eleven is overwhelmingly crushed in the match. However, it seems that the chairman of the Youth Soccer Association has an intriguing proposition for them…

Itsuki Minami needs no introduction – everybody’s heard of the “Babyface” of the Eastside. He’s the toughest kid at Higashi Junior High School, easy on the eyes but dangerously tough when he needs to be. Plus, Itsuki lives with the mysterious and sexy Noyamano sisters. Life is never dull, but it becomes dangerous when Itsuki leads his school to victory over some vindictive Westside punks with gangster connections. Now he stands to lose his school, his friends, and everything he cares about. But in his darkest hour, the Noyamano girls come to Itsuki’s aid. They can teach him a powerful skill that will save their school from the gangsters’ siege and introduce Itsuki to a thrilling and terrifying new world.

Note: Won the 2006 Kodansha Manga Award in the shōnen category. A new edition named Air Gear Unlimited was released in 2014. The format is bigger and it contains some coloured pages.

Tenjou Kouga is a 6th grader at Musashinomori elementary with a good sense for soccer. However everything around him is starting to change when a soccer genius named Kurose Takumi transfers to his school and sparks a new passion for soccer inside Kouga!

Collection of oneshots published between 2011 and 2014.

This tennis comedy centers around the members of a female middle school soft tennis team and the twists and turns that their lives take as they aim for the national tournament!

Hard-working Kusano Nanoha is about to graduate from high school. Through the seasons of being the basketball team’s manager, she’s grown close to her underclassman, Tachibana Kousuke. Will they be able to convey their feelings before Nanoha has to leave?