Quick answer — Isamu Yuusen voices Toshiki Hanamaki in MARRIAGETOXIN, Fortna Ou in Nina the Starry Bride.
Characters voiced by Isamu Yuusen
OP
Nina the Starry Bride Opening | nina by Maaya Sakamoto
ED
Nina the Starry Bride - Ending Full | "Hoshi no Dengon" by Nao Toyama
Frequently Asked Questions
What characters does Isamu Yuusen voice?
Isamu Yuusen voices Toshiki Hanamaki (MARRIAGETOXIN), Fortna Ou (Nina the Starry Bride).
Who voices Toshiki Hanamaki in MARRIAGETOXIN?
Toshiki Hanamaki is voiced in Japanese by Isamu Yuusen.