
Yoshimasa Hosoya is a Japanese voice actor and narrator whose career began in the early 2000s. In Attack on Titan he voices Reiner Braun, the Armored Titan and one of the series' central figures from the Marleyan military.
Hosoya voices Reiner Braun, a warrior candidate sent from Marley to infiltrate the Walls who is later revealed to be the wielder of the Armored Titan. The role carries Reiner through some of the story's heaviest emotional territory, from his early friendships within the Survey Corps to the guilt and breakdown that follow his betrayal being exposed. Hosoya has voiced the character across the full run of the anime, including its film compilations and final season.
A veteran of the industry since the mid-2000s, Hosoya built his career on high-profile action and drama roles delivered with a deep, controlled voice, complemented by frequent narration work outside of character parts. He trained at Mausu Promotion's actor program before going freelance in 2014 and has continued to take on major roles across anime, video games, and dubbing since.

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Yoshimasa Hosoya voices Reiner Braun in Attack on Titan, a warrior candidate sent from Marley who is later revealed to be the wielder of the Armored Titan. He has voiced the character across the full run of the anime, including its film compilations and final season.
Reiner infiltrates the Walls as a Marleyan warrior candidate and is later exposed as the Armored Titan, carrying him through heavy emotional territory from friendships within the Survey Corps to guilt and breakdown after his betrayal comes out. Hosoya voices that full arc.
Hosoya is known for frequent narration work outside of character parts, delivered in the same deep, controlled voice he brings to roles like Reiner Braun. That narration work runs alongside his acting career.
Hosoya was born in 1982 and has been active in the industry since 2004. He built his career on high-profile action and drama roles.
Hosoya trained at Mausu Promotion's actor program before going freelance in 2014. He has continued to take on major roles across anime, video games, and dubbing since.
This content is original writing by Daddy Jim Headquarters based on the Attack on Titan anime series, manga, and official materials. Attack on Titan was created by Hajime Isayama, published by Kodansha, and animated by MAPPA and Wit Studio. All rights to Attack on Titan and its characters belong to their respective owners. Episode and chapter references are cited where applicable.
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