Nao Tamura is a Japanese voice actress from Saitama Prefecture, born on October 10. She is affiliated with the talent agency Haikyo, having previously been represented by Early Wing. Tamura made her debut as a voice actress in 2011 with a role in the game Disgaea 4. Her first regular role in a television anime series was as Ayuko Uehara in Aiura in 2013.

Tamura has built a career with a variety of notable roles in anime television series. She is known for playing Chika Amatori in World Trigger, a shy girl with immense latent power who becomes a key member of a border defense team. Another significant early role was Minori, a kind and diligent young player in the series Log Horizon. In 2018, she took on the high-profile role of Emiru Aisaki, also known as Cure Macherie, in the long-running magical girl franchise with Hugtto! Precure. She reprised this role in several subsequent Precure theatrical films, including Hugtto! Precure Futari wa Precure All Stars Memories and Precure Miracle Universe. Her other television anime credits include roles in The Idolmaster Million Live! as Hinata Kinoshita, Tsukimichi -Moonlit Fantasy- as Chiya Hazuki, and Digimon Universe: App Monsters as Musimon. Her work extends into the 2020s with roles in series like The Demon Prince of Momochi House and the upcoming Secrets of the Silent Witch.

In addition to anime, Tamura's career includes substantial voice work in video games. She voiced the character Mosman in her debut role in Disgaea 4. She has also contributed to the popular The Idolmaster franchise, voicing Hinata Kinoshita in The Idolmaster: Million Live! and its subsequent anime adaptation. Other game credits include roles in Girl Friend Beta and Chain Chronicle. Her performance as Cure Macherie in Hugtto! Precure stands as one of her most prominent achievements, marking her entry into a major national franchise. Her recurring role as Hinata Kinoshita in the Million Live! franchise also represents a significant, ongoing collaboration.