
Quick answer — Daiki Kobayashi voices Nico in NANBAKA, Sousuke Mitsuba in Toilet-bound Hanako-kun, Yuu in Rock is a Lady’s Modesty and 12 more characters.
Daiki Kobayashi voices Nico (NANBAKA), Sousuke Mitsuba (Toilet-bound Hanako-kun), Yuu (Rock is a Lady’s Modesty), Zoe Ivy (The Ancient Magus' Bride Season 2), Akira Aoyama (Fuuto PI), Raijin (Kusunoki's Garden of Gods), Yasunari Senba (maboroshi), Ichiban Natsuno (MIX) and 7 more.
Nico is voiced in Japanese by Daiki Kobayashi.