Kawada

It is a divine ritual, a martial art, a combat sport—it's sumo!!

A "small" new student, Ushio Hinomaru, appears before the weak little sumo club of Oodachi High School! The words "big" and "heavy" are the rules to this sport, which does not fit this newbie any inch, but this guy goes and does what...!? Ushio and the small sumo club climbs its way to the top!

The goal is Hinoshita Kaisan (a title for the highest rank in professional sumo, equivalent of Yokozuna)!

A fired up high school sumo tale—no retakes allowed!!

(Source: MangaHelpers)

Included one-shot:
Volume 8: Kiseki no Mattanashi Taiketsu!! (Crossover one-shot between "Kuroko no Basket" and "Hinomaruzumou")

Hinomaruzumou

Hinomaru Sumo

火ノ丸相撲

Namikiri, Atsushi

A story about the sullen Aoba Suzuki and the rising star Kenshin Akasawa making their way into the world of MMA fighting.

Red Blue

レッドブルー

Taizan 5

Koume was top of her local karate class until Tiara showed up and beat her soundly. Koume vows to beat her rival the next time, but months and years go by without a single win...

(Source: MANGA Plus)

Fighting Girls

ファイティングガールズ

Muraoka, Yuu

After performing in their final middle school judo tournament, Michi and Sanae begin high school and walk in on Michi's final opponent fighting to save their new high school's judo club.

(Source: Akita Shoten, translated)

Mou Ippon!

"Ippon" Again!

もういっぽん！

Kotoyama

Shin Takasago, a skilled high school kendo player, faces a turning point in his life. A chance encounter shakes his confidence and forces him to question his path. In the world of clashing swords and quiet rivalries, Minasoko explores the pursuit of strength, purpose, and self-discovery.

(Source: Hyakuro Translations)

Minasoko

ミナソコ

Sadogawa, Jun

Hanza Ryunosuke, nicknamed the Blood Dragon, has always been a street fighter. His short temper has him picking fights with anyone and, to top it all off, he has never lost. Now that he's attending Mikado High School, he wants to change his ways and fall in love with a girl. However, he finds it hard to escape from his reputation and none of his classmates want to associate themselves with him.

Then one day, he meets someone significantly stronger than him and, to his surprise, it is a beautiful girl named Fujiki Honami from the Karate Club. Hanza falls instantly in love with her. To his dismay, Fujiki hates Hanza because he uses his strength for violence. In order to prove himself to her and to become stronger, Hanza joins the Karate Club. No one believes he can become good, but they don't know how much perseverance and dedication Hanza truly has.

(Source: MangaHelpers)

Hanza Sky

ハンザスカイ

Kitano, Eiichi

"All you need is the floor and your body. Then all that's left is to make a fist." Shinya Kinoshita, a boy with incredible posture, and Takumi Yanagiya, the 6-time elementary school national champion meet one day by chance... but surely it's fate. As the two laugh and are drawn to each other, the stage is set for this story of the Kawasaki Ukishima Junior High School Karate Club—a fun-filled martial-arts journey full of friendship and smiles begins now!

(Source: Kodansha USA)

Tenohira no Netsu wo

Karate Heat

てのひらの熱を

Mitsuda, Takuya

Take Isamu is an elitist 6th grader who looks down at his peers because he is the best at everything he does at school, from looks and smarts, to his luck with girls and his abilities as an athlete. He considers himself to be in the top percent of his age group and is incredibly bored with interacting with the so called normal people. A new student, Kaname Moka, transfers into his school and as she is fairly pretty, Isamu asks her out.

Moka mishears what he says and thinks he wants to challenge her, as she grew up boxing. In fact, Moka is an amazing fighter and can even take down 5 middle school boys at once. Although Isamu can’t stand her violent personality and she can’t stand him for having so much pride, they start to grow attracted to each other. But then Isamu finds out that not only is Moka more athletic than him from all her years of boxing, she's also much smarter than him. Will he able to get over his overly sensitive pride and dive into a romantic relationship?

(Source: MangaHelpers)

Buyuden

武勇伝

Nito is living a quiet high school life while taking care of his disabled grandpa, but thanks to an encounter with a schoolmate striving to be a pro female MMA fighter, his life is about to flip. Sometimes, you just have to fight! This serious MMA story is an all-out battle!

(Source: MANGA Plus)

Asumi Kakeru

Martial Master Asumi

アスミカケル

Yaneura, Cisco

Welcome to the Cutie Coliseum, where warriors battle it out to claim the title of the ultimate "Cutie"! Etsuko Dogenzaka embraces her Heisei-era Gyaru style to stay true to her own brand of cuteness as she aims for the crown! But fate throws her a curveball when she's matched against a tournament favorite in the very first round...?!

(Source: MANGA Plus)

Cutie Coliseum

キューティーコロシアム

Doromizu, Mamizu

Despite his large build, Rinto has a gentle personality. He spends his days practicing sumo with his childhood friend Konatsu and others. However, one day, Konatsu tells him something that changes everything. This is a bittersweet coming-of-age story of a young sumo wrestler.

(Source: MANGA Plus)

Manga Like Inishie wo Kangaeru