The movie was adapted into a five volume manga by Reiji Yamada. The manga told its own story, focusing on the relationship the main character has with his two children. Unlike the movie, Zebraman never gains any powers, only remaining a man in a suit until the bitter end.

Mao and Souma were inseparable friends during school, but due to a certain event, Mao moved away from him. A year later, Souma has become a super popular boy who is always surrounded by girls... Is Mao regretting her decision? *Note: Includes two extra chapters.*

Sokkei Utsumi is an artist with talent, but he continues to paint unsellable ghost paintings. Struggling to make ends meet, Utsumi gets involved in making a one-time counterfeit piece. Set in the early Showa period, Yumi Kurokawa's story explores the intersection of art and crime. (Source: Harta Alternative, translated)

I don’t want to be a hero. When a certain Adventurer revisits the location of an event from five years ago, it has now become the stuff of a tale passed down through the span of half a century. To commemorate these heroes who saved this city from a crisis, stone statues of "Sir Nowtsugu" and "Sir Shiroe" now stand all throughout the place, much to the bafflement of the two. "I am not a hero like Sir Shiroe or Sir Naotsugu..." Source: Kadokawa

An anthology of Sword Art Online "what if" short stories by various authors and illustrators.

Issac, who has memories of his previous life in Japan, is an apprentice gardener of a duke’s family. The duke’s house was the house of a rival daughter of an otome game played by his younger sister! But I realized that I’m not a mob in the game. There is no possibility of being caught up with the rival and facing ruin. Does it make sense for me to have memories of my previous life? That’s why I aimed to become a gardener without worrying about being in the world of an otome game.

Chris, a super celebrity beautiful girl who claims to be his fiancée, suddenly appears in front of Kouta, a high school student who is poor and works part-time every day. He learned that 10 years ago, Kouta's father, who was blinded by money, had a marriage contract without permission. We will not be at our parent's mercy! The two who hit it off and decided to form an "Engagement Breakup Alliance." However, this was Chris's strategy to turn around her first love partner, Kouta─!! *"Kouta will make a lie that you have another fiancée. First of all, you should start by finding someone you like." "Wait, hold up. No need. I could just propose to my current girlfriend!" "...Huuh?! A girlfriend─?!"* A love triangle that begins with the cancellation of an engagement?! (Source: Kadokawa, translated)

One day, You Hazakura, who feels that going to school is pointless, witnesses Marin Akimi, one of the two most beautiful girls in school, lose out on her love. The look on Marin’s face as she walks away makes him pause for a moment, but then he follows her to the rooftop to talk with her. From there, You makes a promise to her. After this, the two started hanging out with each other. They started to be together at school. After the people around them heard the words that Marin threw at him, they misunderstood that the two are dating― And for some reason, the winning heroine of this time, Kasumi Nemoto, turns against Marin. Kasumi Nemoto― is a childhood friend of You. Source: NU

In the year 20XX, a bill was passed to indentify and surveil every citizen using nanomachines and DNA data. Those who don't possess this identification are deemed criminals, "NoIDs". As disappearances continue in the city, Liu and Tough are living their lives as NoIDs in the slums, helping people find what they lost.

Maria Martini, the daughter of a baron, enters a contract marriage with Count Ricardo Ricœur for one year only. Ricardo's previous wife had been unfaithful to him and left him, and ever since he has been repeatedly approached by women looking to honey-trap him into a remarriage. Maria's role was supposed to be acting as a cover to protect him, but during the course of their life together, Ricardo's behavior becomes stranger and stranger. The first thing that comes to mind is that Ricardo's daughter, Lydia, is very interested in her new mommy. A contractual marriage begins a too-happy married life. [Original Web Serialization](https://comic-walker.com/detail/KC_005359_S) [Original Web Novel](https://ncode.syosetu.com/n7866hz/)

Ren Umeyama and Tsubaki Hattori have been together since elementary school and now they're high school classmate. Next to Tsubaki is a special spot for Ren, and not for any cute and popular girls. That said, and because of this, and because Ren did not want to ruin this current distance, he could not accept Tsubaki's confession. "But, you're my friend," Ren said, and yet he had fallen in love with Tsubaki. Then Ren finally realizes that the "friend" relationship he sought with Tsubaki was based on Tsubaki's resignation and determination. (Source: J-Publishing, translated) *Note: Includes two extra chapters.*

Takamine-san has the air of a haughty girl, but she loves to play like an elementary school kid. Asuka-kun is burly and fierce-looking, but he is actually gentle and kind. The two enjoy playing old-fashioned games together, but every time, they inevitably end up in a heart-stopping situation...? This is a four-panel love-comedy with maximum joy, featuring two precious kids that you will want to watch over and protect! (Source: Comic Days, translated)