Satsumi Matsuda (松田 颯水, Matsuda Satsumi; born July 17, 1993) is a Japanese voice actress affiliated with Arts Vision. She is the younger twin sister of Risae Matsuda. Both were the 4th and 5th Anisong Grand Prix Finalists with Marina Kawano (4th) and Konomi Suzuki (5th).
Source: “Satsumi Matsuda”, English Wikipedia (CC BY-SA 4.0), excerpt