とある魔術のヘヴィーな座敷童が簡単な殺人妃の婚活事情
[[Kamachi Kazuma]]'s 10th year anniversary crossover novel.

h4. Featured copyrights

* [[Heavy Object]]
* [[Intelli Village no Zashiki-Warashi]]
* [[Kantan na Monitor desu]]
* [[Killer Queen and Deep End]]
* [[Mitou Shoukan://Blood Sign]]
* [[ToAru Majutsu no Index|ToAru series]]
* [[Waltraute-san no konkatsu jijou]]
kamachi crossover