Aoyagi is a Japanese surname. Notable people with the surname include:Kōki Aoyagi , Japanese baseball player Kōyō Aoyagi , Japanese baseball player Nobuo Aoyagi , Japanese film director and producer Ruito Aoyagi , Japanese actor and singer Ryōko Aoyagi , Japanese actress and singer Sho Aoyagi , Japanese actor Susumu Aoyagi , Japanese baseball player Takashi Aoyagi , Japanese literature scholar and voice actor Takuo Aoyagi , Japanese engineer and developer of pulse oximetry Yuma Aoyagi , Japanese professional wrestler Yumiko Aoyagi , Japanese television writer
