Yuka Nagayoshi is a Japanese voice actress born on March 22 in Osaka, Japan. She began her voice acting career in the 1990s and is currently affiliated with the agency CROSS CALL, having previously worked with Kekke Corporation and Office PAC. Early in her career, she used a different kanji spelling for her name, Yuka Nagayoshi, which is pronounced the same.

Nagayoshi's anime roles span a wide variety of series from the late 1990s onward. Her early credits include appearances in Master Mosquiton '99, Initial D, Cardcaptor Sakura, Outlaw Star, and the 1999 version of Hunter × Hunter. She is known for playing the character Yukari in the series Taiga Adventure. A significant recurring role for Nagayoshi is in the Tiger & Bunny franchise, where she voiced a young Barnaby Brooks Jr. in the original television series, the film Tiger & Bunny the Movie: The Beginning, and the sequel Tiger & Bunny 2. In Tiger & Bunny 2, she also provided the voice for the character Natasha. Her other anime credits include roles in Ashita no Nadja, Tales of the Abyss, and The Tatami Galaxy.

Beyond anime, Nagayoshi has an extensive career in video game voice acting. She has lent her voice to major titles such as Metal Gear Solid V: The Phantom Pain, NieR: Automata, and Fire Emblem Warriors, where she played the character Yuana. Her other game credits include Final Fantasy XV, Dark Souls II, and Metal Gear Survive. She is also known for her work in the Super Robot Wars series, voicing characters like Shienne in various installments.

Nagayoshi is also active in dubbing foreign films and television series for Japanese audiences. Her notable dubbing roles include Yara Greyjoy in Game of Thrones, Simone Deveaux in Heroes, and Alice Cooper in Riverdale. Her work also extends to animated films, where she voiced Eva in The Angry Birds Movie. In addition to character work, she has performed extensively as a narrator for television programs and has recorded audiobooks, including a Japanese version of The Hobbit.

Nagayoshi is known for her versatility with regional Japanese dialects, particularly her native Kansai dialect, including the Osaka and Kawachi accents, as well as some familiarity with the Kumamoto dialect. Outside of her professional work, she holds qualifications as a nursery teacher and a Type II kindergarten instructor. Her personal interests include collecting cat-themed items, dancing, and massage.