ジャンプな４人のお姉さんが変化する話です 変化内容【平面化、食品化、粘土化、物品化】等々 フルカラー　差分表紙含め１４P This is a story about four jumpy sisters who change The contents of change [flatness, food, clay, goods] etc. Full color, 14 pages including the difference cover