
Quick answer — Kunpei Sakamoto voices Okano in Terror in Resonance, Tenyuu Oshou in Kabaneri of the Iron Fortress: Light That Gathers.
Kunpei Sakamoto voices Okano (Terror in Resonance), Tenyuu Oshou (Kabaneri of the Iron Fortress: Light That Gathers).
Okano is voiced in Japanese by Kunpei Sakamoto.