
Quick answer — Sachi Kokuryuu voices Ilse Langnar in Attack on Titan OVA, Reiji in Gundam Build Fighters, Luo in To Be Hero X and 19 more characters.
Sachi Kokuryuu voices Ilse Langnar (Attack on Titan OVA), Reiji (Gundam Build Fighters), Luo (To Be Hero X), Shou Suzuki (Mob Psycho 100), Ryouko Toba (Laid-Back Camp), Kazuki (Snow White with the Red Hair Season 2), Tamie Idogawa (Welcome to the Ballroom), Azee Gurumin (Mobile Suit GUNDAM Iron Blooded Orphans) and 14 more.
Ilse Langnar is voiced in Japanese by Sachi Kokuryuu.