Asuka Nakajima is a Japanese voice actor born on October 19, 1987, in Saitama Prefecture. She is affiliated with the talent agency Arts Vision and began her voice acting career in the mid-2000s. Nakajima has built a diverse portfolio of roles across anime, video games, and other media, with a particular focus on character voices in long-running and popular franchises.

Among her most prominent roles is Yukiho Hagiwara in the THE IDOLM@STER franchise, where she voices the shy and gentle idol in the anime adaptations, games, and various related media. She is also known for voicing Eila Ilmatar Juutilainen, a skilled witch with precognitive abilities, in the Strike Witches series, including its multiple seasons and films. In the Saki anime and its spin-off Saki: Achiga-hen, she portrays Hiroko Funakubo, a member of the Tsuruga Academy mahjong team. Additionally, Nakajima voices Hinako in the web anime series Gaina Tamager, a role that aligns with her extensive work in the industry. Other notable credits include minor appearances in series such as K-On!, Working!!, and A Certain Scientific Railgun, though these are less central to her career profile.

Nakajima has engaged in recurring collaborations through her involvement in THE IDOLM@STER, working alongside fellow voice actors like Eriko Nakamura and Akiko Hasegawa, as well as director Nishigori Atsushi, across multiple projects within the franchise. Her work in the Strike Witches series also involves consistent collaboration with the production team and cast over several installments. Through her role in THE IDOLM@STER, Nakajima has participated in live events and recordings as part of the seiyuu unit, contributing to the franchise's success and fan engagement. Her performances in long-running series like Strike Witches have further established her as a steady presence in the anime voice acting community.