on rightclick with diamond:
	name of held item contains "op"
	open chest with 1 row named "&A&Lメ&C&Lニ&B&Lュ&E&Lー" to player
	wait 1 tick
	format slot 0 of player with diamond_block named "&6&lゲームモード変更" with lore "&aサバイバル" to run [make player execute command "/gamemode 0 %player%"]
	format slot 2 of player with grass named "&6&lゲームモード変更" with lore "&aクリエイティブ" to run [make player execute command "/gamemode 1 %player%"]
	format slot 4 of player with barrier named "&6&lゲームモード変更" with lore "&aアドベンチャー" to run [make player execute command "/gamemode 2 %player%"]
	format slot 6 of player with structure_void named "&6&lゲームモード変更" with lore "&aスペクテイター" to run [make player execute command "/gamemode 3 %player%"]