on rightclick holding paper:
    name of held item contains "課金結晶引換券"
    message "課金結晶を入手しました。"
    remove 1 of held item from player
	execute counsel command "/give %player% minecraft:diamond 1 0 {display:{Name:"§c魔§a法§e石§6(RPG,LIFE用)",Lore:["§e§n<課金アイテム>","§f一つ§n100RC§f。","某スマホゲーム元王者を思い出すね!"]}}"