Extra Short Story

Kakioroshi Shōsetsu (書き下ろし小説) are bonus short-stories released in each Manga Volume for both the Main and Zero series, and are told from the perspectives of Yue and Miledi Reisen respectively.

Volume 1

 * "A Fateful Introduction" (「その出会いは、運命だった」)

Volume 2

 * "Already?!" (「さっそく出たな!?」)

Volume 3

 * "Don't Get the Wrong Idea, All Right?! We Are Not Friends Yet, Okay?!" (「勘違いしないで!?まだ友達なんかじゃないんだからね!?」)

Volume 4

 * "I-I Made Friends... sorta... (〃ﾟдﾟ〃)" (「と、友達が••••••できました(〃ﾟдﾟ〃)モシ”モシ”」)


 * "Miledi-Chan's Mega Makeover" (「ミレディちゃん大改造！！」)

Volume 5

 * "Teacher? More Like "Cute Little Creature"" (「先生？ いえ、小動物モドキです」)

Volume 6

 * "Yue Does Not Approve! That's Right, She's Having None of It!" (「ユエさんは許しません！ ええ、絶対に許しません！」)

Volume 7

 * Afureru Bosei o Yawarageru Yuiitsu no Kōmyōna Hōhō (溢れる母性を和らげる唯一の巧妙な方法)

Volume 1 (Zero)

 * "You Made Me Human" (「貴女が、私を人にした」)

Volume 2 (Zero)

 * "Belle, My New Journey Has Began" (「ベル、私の新しい旅が始まったよ」)

Volume 3 (Zero)

 * "C'mon, Let's Change the World!" (「さぁ、世界を変えるぜ！」)

Volume 4 (Zero)

 * Kosupure wa Shukujo no Tashinami! (「コスプレは淑女の嗜み！」)

Volume 5 (Zero)

 * Kijo o Ane to Yobitakute (「貴女を姉と呼びたくて」)