Quick answer — Ryou Takahashi worked on SK8 the Infinity EXTRA PART (Music), Classroom of the Elite (Music), Sing a Bit of Harmony (Music) and 15 more anime.
Ryou Takahashi worked on SK8 the Infinity EXTRA PART (Music), Classroom of the Elite (Music), Sing a Bit of Harmony (Music), The Vampire Dies in No Time Season 2 (Music), Stella of the Theater: World Dai Star (Music), Healer Girl (Music), ACCA: 13-Territory Inspection Dept. - Regards (Music), Arifureta: From Commonplace to World's Strongest Season 2 (Music) and 10 more.