Director Ishii, the world-renowned K-1 founder and master of Seidokaikan karate, finds himself navigating both the karate business and the supernatural! Kei Ichinose lived a humble life with her father at their dojo until one day, he suddenly passed away, saddling her with his accrued debt and pushing her to take her own life. That’s when a mysterious pact with a cat had renowned and infamous K-1 organizer, Kazuyoshi Ishii, inhabit her body. After a fire burned down her father’s dojo, Ishii took a bodyguarding job and battled against a stalker to recoup her losses. Now the infamous director will face new foes in the squared ring of the Universal Girls Tournament!

Director Ishii, the world-renowned K-1 founder and master of Seidokaikan karate, finds himself navigating both the karate business and the supernatural! Kei Ichinose lived a humble life with her father at their dojo until one day, he suddenly passed away, saddling her with his accrued debt and pushing her to take her own life. That’s when a mysterious pact with a cat had renowned and infamous K-1 organizer, Kazuyoshi Ishii, inhabit her body. Since then, it’s been disaster after disaster. A fire burned down the dojo, the culprit got free, an idol was attacked by a stalker, and they still have no money! Now the director takes to the stage of the Universal Girls Tournament, where Kei's birth mother is working as an adviser to Maria Yuki! After a near-death experience during a match against Kei’s former best friend, Ishii returns to coach his students through the harsh brackets of the tournament!

Kazuyoshi Ishii, the founder of the martial arts organization K-1, had been sent to prison for tax evasion. After serving his sentence, he exits Shizuoka Prison only to be immediately killed by a speeding truck and reincarnated in the body of Kei Ichinose—a comatose high school girl?! 20 years since the genesis of K-1, the MMA world's problem solver now inhabits the body of a schoolgirl and comes to grips with the karate he left behind in this story of youthful spirit and determination.

After losing a fight with a runaway truck, a karateka is transmigrated to another world, one full of swords and sorcery straight out of fantasy books. The goddess who sent him there offers him a superpowered cheat skill to assist him in his upcoming heroics⸺but naturally, he turns her down. After all, he already possesses the only technique he needs: karate! No matter what manner of otherworldly foe he may face, be they a minotaur, a gigantic steelclad knight, or a wicked sorcerer, none of them will discourage him from walking his own path in the way of the empty hand!

Director Ishii, the world-renowned K-1 founder and master of Seidokaikan karate, finds himself navigating both the karate business and the supernatural! Kei Ichinose lived a humble life with her father at their dojo until one day, he suddenly passed away, saddling her with his accrued debt and pushing her to take her own life. That’s when a mysterious pact with a cat had renowned and infamous K-1 organizer, Kazuyoshi Ishii, inhabit her body. Now the JK-1 Grand Prix is underway, mixing karateka, wrestlers, former idols, and Youtubers alike in a tournament to crown the ultimate schoolgirl fighter! Will Ishii lead the controversial and hot-button event to success?!

Director Ishii, the world-renowned K-1 founder and master of Seidokaikan karate, finds himself navigating both the karate business and the supernatural! Kei Ichinose lived a humble life with her father at their dojo until one day, he suddenly passed away, saddling her with his accrued debt. Now she watches on as the famed Kazuyoshi Ishii uses her body to help save her inheritance. While the Director used his business know-how to make plans for the dojo’s success, he was set right back to square one when a fire burned it down. In order to recoup the losses, Ishii and one of Kei’s friends serve as bodyguards for an idol. What dangers lie in store for the duo as they try to keep kendo superstar and idol, Sakura Tachibana, safe from her mystery stalker?!

Director Ishii, the world-renowned K-1 founder and master of Seidokaikan karate, finds himself navigating both the karate business and the supernatural! Kei Ichinose lived a humble life with her father at their dojo until he suddenly passed away, saddling her with his accrued debt and pushing her to take her own life. That’s when a mysterious pact with a cat caused the celebrated yet infamous K-1 organizer, Kazuyoshi Ishii, to inhabit her body. After a fire burned down the dojo, he's gone through various jobs to rebuild it. Now, finally, Director Ishii will flex his prowess as the fixer of the martial arts world by hosting a martial arts tournament to crown the ultimate schoolgirl: the JK-1 Grand Prix! Will it be a hit, or will it just fan the flames of the internet?!

The world renowned K-1 founder and master of Seidokaikan karate, Director Ishii, has turned into a schoolgirl! And in Volume 2, he’s an idol?! Kei Ichinose lived a humble life with her father together at their dojo until one day, he suddenly passed away, saddling her with the debt he had accrued. Now she witnesses as the famed Kazuyoshi Ishii uses her body to help save her inheritance. With a firm grasp on the situation, the Director uses his business know-how to make plans for success, even while betrayal lurks near. Kazuyoshi Ishii must fight with both his fists and his mind as he does whatever he can to earn the money they need, whether that’s fighting scammers, creeps, or even becoming an idol-in-training!

Director Ishii, the world-renowned K-1 founder and master of Seidokaikan karate, finds himself navigating both the karate business and the supernatural! Kei Ichinose lived a humble life with her father at their dojo until one day, he suddenly passed away, saddling her with his accrued debt and pushing her to take her own life. That’s when a mysterious pact with a cat had renowned and infamous K-1 organizer, Kazuyoshi Ishii, inhabit her body. He’s since used his talents to produce the JK-1 Grand Prix, a junior competition where girls can fight in their school uniforms! Now, the eclectic mix of fighters has been whittled down to the final two. Will it be either the plucky YouTuber or the delinquent boss who grasps victory? And will Ishii be able to make waves with the victor in the Japanese combat sports world?

For one day in rural central Wisconsin, the dead came back to life. Now it's up to Officer Dana Cypress to find the murderer of her undead sister and maintain order in a town separated by ideological differences. When Dana is called to assist the FBI in New York City, she'll see how big the mystery is, and how dangerous the world can be. Collects REVIVAL #12-23, CHEW/REVIVAL, and additional material.