Quick answer — Izumi Sakamoto worked on Re:ZERO -Starting Life in Another World- Season 4 (Color Design), Re:ZERO -Starting Life in Another World- Season 2 Part 2 (Color Design), Re:ZERO -Starting Life in Another World- Season 3 (Color Design) and 10 more anime.
Izumi Sakamoto worked on Re:ZERO -Starting Life in Another World- Season 4 (Color Design), Re:ZERO -Starting Life in Another World- Season 2 Part 2 (Color Design), Re:ZERO -Starting Life in Another World- Season 3 (Color Design), Re:ZERO -Starting Life in Another World- Season 2 (Color Design), In This Corner of the World (Color Design), Re:ZERO -Starting Life in Another World- (Color Design), Wotaku ni Koi wa Muzukashii OVA (Color Design), Wotakoi: Love is Hard for Otaku (Color Design) and 5 more.