Collaborations

List of collaborations:
 * Dragon Egg
 * Ragnarok X
 * Kyorochan
 * The Alchemist's Code
 * Seven Deadly Sins: Grand Cross
 * Crash Fever
 * Million Monster
 * Joypolis
 * FamilyMart
 * So I'm a Spider, So What?
 * Unison League
 * A Certain Magical Index: Imaginary Fest
 * Dohtonbori
 * Gyakuten Othellonia
 * Marion Crepe