Yu Kobayashi is a Japanese voice actress and singer represented by the talent agency Holy Peak, with roles including Setsuna Sakurazaki in Negima! and Charlotte Roselei in Black Clover. In Attack on Titan she voices Sasha Braus, the food-loving soldier nicknamed "Potato Girl."
Kobayashi voices Sasha Braus, a skilled markswoman from the 104th Training Corps whose love of food and easygoing warmth make her one of the series' most beloved comic-relief characters even as the story turns increasingly grim. Kobayashi carries Sasha from her early training-days antics through her growth into a dependable soldier and eventual death late in the manga's final arc, a shift the role is often singled out for. She has voiced Sasha across the entire anime run, its films, and video game adaptations.
Active since the early 2000s, Kobayashi's other credits include Dan Kuso in Bakugan Battle Brawlers, Charlotte Roselei on Black Clover, Luka Urushibara from Steins;Gate, and Setsuna Sakurazaki in the Negima franchise, alongside voicing Lucina for the Japanese Fire Emblem games. She is also active as a singer alongside her acting career.

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Yu Kobayashi voices Sasha Braus, a skilled markswoman from the 104th Training Corps nicknamed "Potato Girl" for her love of food. She carries Sasha from her early training-days antics through her growth into a dependable soldier of the Survey Corps.
Kobayashi has voiced Charlotte Roselei in Black Clover, Setsuna Sakurazaki in the Negima! franchise, and Dan Kuso in Bakugan Battle Brawlers. She has also voiced Luka Urushibara in Steins;Gate and Lucina in the Japanese versions of the Fire Emblem games.
Kobayashi has voiced Sasha Braus across the entire anime run, its films, and video game adaptations of Attack on Titan. That continuity carries her through Sasha's arc, including a shift late in the manga's final chapters that the role is often singled out for.
Yes, Kobayashi is active as a singer alongside her voice acting career. She is represented by the talent agency Holy Peak in Japan.
Kobayashi, born in 1982, has been active as a voice actress since 2003. She is a Japanese voice actress represented by the talent agency Holy Peak.
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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