Hikaru (or Hikari) is a adaptation of 光, a Japanese language kanji which means "light" or "shining." It is also a given name. This is a unique name (not in the top 1000 newborn names in the US in 2021).^[1]

• Hikaru Nakamura, a chess player
• Utada Hikaru, also known as Cubic U, Utada and Hikki, a J-pop and R&B singer