Kanji

効

Meaning

  • merit
  • efficacy
  • efficiency
  • benefit

Onyomi

  • kou (コウ)

Kunyomi

  • kiku (きく)
  • kikime (ききめ)
  • narau (ならう)

Examples

効果
effect, effectiveness, impact
kouka
効率
efficiency
kouritsu
失効
expiration
shikkou