on right click holding a gunpowder:
  name of held item contains "§a§lSkill §4§l[Bom]"
  lore of held item contains "§7Cooldown: §a5s"
  message "&5&l-<Skills>- &cスキルは無効になっています。"
  execute console command "execute %player% ~ ~ ~ /playsound minecraft:entity.endermen.teleport master @p ~ ~ ~ 1 0.5"

on right click holding a feather:
  name of held item contains "§a§lSkill §f§l[Levitation]"
  lore of held item contains "§7Cooldown: §a10s"
  message "&5&l-<Skills>- &cスキルは無効になっています。"
  execute console command "execute %player% ~ ~ ~ /playsound minecraft:entity.endermen.teleport master @p ~ ~ ~ 1 0.5"

on right click holding a iron_sword:
  name of held item contains "§a§lSkill §c§l[Kill]"
  lore of held item contains "§7Cooldown: §a50s"
  message "&5&l-<Skills>- &cスキルは無効になっています。"
  execute console command "execute %player% ~ ~ ~ /playsound minecraft:entity.endermen.teleport master @p ~ ~ ~ 1 0.5"

on right click holding a fire_charge:
  name of held item contains "§a§lSkill §6§l[Fireball]"
  lore of held item contains "§7Cooldown: §a3s"
  cancel event
  message "&5&l-<Skills>- &cスキルは無効になっています。"
  execute console command "execute %player% ~ ~ ~ /playsound minecraft:entity.endermen.teleport master @p ~ ~ ~ 1 0.5"

on right click holding a fishing_rod:
  name of held item contains "§a§lSkill §3§l[Jump]"
  lore of held item contains "§7Cooldown: §a15s"
  cancel event
  message "&5&l-<Skills>- &cスキルは無効になっています。"
  execute console command "execute %player% ~ ~ ~ /playsound minecraft:entity.endermen.teleport master @p ~ ~ ~ 1 0.5"