Certo is a boy born in a village on the border between the demon realm and the human realm. Because of his upbringing in this special environment, he gained the extraordinary ability to fire ultra-long-range magic that defeated the academy's hero candidates before they could even move! An unparalleled school fantasy beyond the range of all common sense! (Source: Sneaker Bunko, translated)

Part of Shounen Jump's 2019 Valentine's Day celebrations.

A heroine appears in the universe where the cyborgized pirate "Kaiborg" roams! A pirate battle story of "Bone Crusher" and her skeleton hat partner!

Mirai Saito, 15 years old, mostly known as Mira. Her dream is to become a magical girl and change the world... but how can such a thing be real? Then, neither a magic fairy nor a magic book appears in front of her... but a notebook that hints at suicides! Mira's challenge to "transform" the reality around her now begins!

Volume 1 (2021-06-28) 1. **Inemuri Hime wa Kake wo suru** (居眠り姫は賭けをする) \[Miko Yumoto x Andrei\] 2. **Watashi no Itoshii Hito** (私の愛しい人) \[Nimu x Rittan\] 3. **Reiketsu Akujo ni Yoru Mukuna Ouji no Riyouhou** (冷血悪女による無垢な王子の利用法) \[Rie Chiaki\] 4. **Daini Ouji to Issho ni Yarinaoshite Iku Ohanashi** (第二王子と一緒にやり直していくお話) \[Sari\] 5. **Ii desu ka? Somosomo Seiryaku to wa desu ne.** (いいですか？そもそも政略とはですね。) \[Ei Yuzuki x Yuuki\] Volume 2 (2021-09-30) 1. **Koori no Baraki to Kemono no Kuni no Ou Taishi** (氷の薔薇姫と獣の国の王太子) \[Akiwo Yasaka x Makoto Beppu\] 2. **Iroiro to Kanchigai wo shite Ita You desu.** (色々と勘違いをしていたようです。) \[Kazuma Akutagawa x Funineko\] 3. **Reiketsu Akujo ni Yoru Mukuna Ouji no Riyouhou 2** (冷血悪女による無垢な王子の利用法2) \[Rie Chiaki\] 4. **Oshitai shita Koto mo Nai no ni Naze Watakushi ga Iyagarase wo?** (お慕いしたこともないのに何故わたくしが嫌がらせを?) \[Suzumushi x Kuronokii\] 5. **Watashi wa Akuyaku Reijou da Sou desu node, Fiancé wa Imouto ni Yuzuru Koto ni Shimasu** (私は悪役令嬢だそうですので、婚約者は妹に譲ることにします) \[Inaru x Don Haruna\] Volume 3 (2022-04-30) 1. **Ufufu, Fumitsuke rareta Mama de Iru to Omotte Ita no desu ka?** (うふふ、踏みつけられたままでいると思っていたのですか?) \[Kuina Kurosuke x Mika\] 2. **Tsuihou saretanode Kyou kara Jiyuu ni Pan wo Yakou to Omoimasu.** (追放されたので今日から自由にパンを焼こうと思います。) \[Naka Tokai\] 3. **Koutaishi no Kyoukun** (皇太子の教訓) \[Naco Shirogane x Tachibana Kizuki\] 4. **Otto ni Aisuru Hito ga Dekita to Iwaretanode, Watashi mo Jiyuu ni Ikiru Koto ni Shimashita** (夫に愛する人が出来たと言われたので、私も自由に生きることにしました) \[Tsutsuji Takahashi x Nagisa Shiono\] 5. **Miss Scarlet** (ミス・スカーレット) \[Ore Deka\] 6. **Game no Kyousei Ryoku ni Teikou suru no ga Mendou na Akuyaku Reijou wa, Suki Katte ni Ikiru Koto ni shita** (ゲームの強制力に抵抗するのが面倒な悪役令嬢は、好き勝手に生きることにした) \[Yukijirushi x Yokuya\] Volume 4 (2025-05-30) 1. **Zenin Happy End ni Naru Hanashi** (全員ハッピーエンドになる話) \[Mitsune Tamaki x Makiburo\] 2. **Aisuru Fiancé-sama ga "Kimi wa Boku ni Fusawa Shikunai" to Osshatta node** (愛する婚約者様が「君は僕に相応しくない」と仰ったので) \[Nina Amezaka x Reki Sareki\] 3. **Haiyaku wa Akuyaku Reijou: Jibun no Mirai wa Jibun de Kimemasu** (配役は悪役令嬢　～自分の未来は自分で決めます～) \[Akari Mata x Kanon\] 4. **Gimai ga Watashi no Fiancé wo Neratte Iru** (偽妹が私の婚約者を狙っている) \[AMASE Kei x Iraichi Fujiya\] 5. **Akujo Kyara wo Mattou Shitara, Tondemonai Houfuku ga Matte Imashita** (悪女キャラを全うしたら、とんでもない報復が待っていました) \[Tirol Morikura x Kotoko\]

The duke of his engagement partner has multiple personalities!? The opening of a harem romantic comedy with one partner! Alma decided to negotiate a match with the duke's family. There is a reason why my engagement partner is a surprisingly good person to talk to! However, the next moment he was proposed, his personality became a "different person". What will happen to this matchmaking!?

Alec, the youngest brother of the renouned Mornort family, has purple hair and purple eyes. His parents were uncomfortable with his coloring, which no human is supposed to be born with, until one day he was banished from the family home. At a loss, Alec happens to meet two girls who seemed like adventurers. At their suggestion, Alec changes the color of his hair and eyes, and enrolls in the Academy of Heroes without telling anyone about his true identity. Alec's life at the academy is a lively one, but there is a secret legend about the color of his hair and eyes that even he doesn't know... (Source: Alphapolis, translated)

Sora was summoned to another world as a hero. While other heroes were bestowed with powerful combat skills, Sora’s skill was something ordinary: “Alchemy.” Ridiculed for having a useless skill, he was exiled to the “Demon Forest.” However, little did they know, his skill was actually an exceptional SSS-Rank skill! Utilizing his alchemy, an unconventional survival journey in another world begins! Source: MU