Ishizuka (written: 石塚 in Kanji or いしづか in Hiragana, lit. "stone mound") is a Japanese surname. Notable people with the surname include: , Japanese actress and singer , Japanese anime director , Japanese politician Karen L. Ishizuka, American writer , Japanese voice actor , Japanese footballer , Japanese karateka Naru Ishizuka, Japanese musician , Japanese voice actress , Japanese physician , Japanese voice actress , Japanese manga artist , Japanese musician , Japanese musician , Japanese poet and writer , Japanese musician , Japanese voice actor