
Quick answer — Megumi Nasu voices Sae Kashiwagi in Peach Girl: Super Pop Love Hurricane, Lin Ichika in Tenkuu Danzai Skelter Heaven, Mai Kashiwagi in Darker than Black and 3 more characters.
Megumi Nasu voices Sae Kashiwagi (Peach Girl: Super Pop Love Hurricane), Lin Ichika (Tenkuu Danzai Skelter Heaven), Mai Kashiwagi (Darker than Black), Ongaku no Sensei (Tonari no Seki-kun: The Master of Killing Time), Misuzu Arito (Boogiepop Phantom), Yuzu Kohinata (D.C.III: Da Capo III).
Sae Kashiwagi is voiced in Japanese by Megumi Nasu.