Yūki Hoshi is a Japanese voice actor and stage actor born on December 13 in Machida, Tokyo, Japan. He is affiliated with the talent agency Kenyu Office and was formerly with Office Kaoru. His first appearance in an anime was in the series Uchitama?! Have You Seen My Tama? Hoshi has built a career characterized by a wide range of supporting roles across many popular anime titles, often voicing characters such as villagers, soldiers, and other background figures.

One of his more prominent voice roles is Kagerō in the anime television series The New Gate, which aired from April to June 2024. Beyond this part, his extensive list of credits includes appearances in major series. In 2022, he voiced multiple roles in Attack on Titan, including Eldian Soldiers, Marleyan Soldiers, and Yeagerists, as well as a clown, a mechanic, and a resident. That same year, he voiced a villager in Uncle from Another World and had a role in the film Bubble.

In 2023, Hoshi had a significant number of roles. He voiced Yamashita in four episodes of MF Ghost, and in the series PLUTO, he performed several parts including a policeman, a mechanic, cleaning staff, Arnold, a judge, and a special forces member. His other 2023 credits include an ordinary person in Jujutsu Kaisen, a senator and a wolf royal councilor in Sacrificial Princess and the King of Beasts, a shopkeeper in A Galaxy Next Door, and Lots in Saving 80,000 Gold in Another World for My Retirement.

His work continued in 2024 with roles such as a person in a shelter in Re:ZERO -Starting Life in Another World-, a villager in Rurouni Kenshin, a restaurant owner in Tonbo!, a resistance member in Terminator Zero, and territorial people in I Was Reincarnated as the 7th Prince so I Can Take My Time Perfecting My Magical Ability. He also voiced a mathematics teacher in In the Clear Moonlit Dusk in 2026 and had a role in the film My Hero Academia: You're Next. Prior to these, in 2021, he voiced the vice-principal in two episodes of Super Cub.