
Quick answer — Uki Satake voices QT in Space Dandy, Kirie Goshima in Uzumaki, Tsubomi Takane in Mob Psycho 100 and 2 more characters.
Uki Satake voices QT (Space Dandy), Kirie Goshima (Uzumaki), Tsubomi Takane (Mob Psycho 100), Mobuko (Terror in Resonance), Swim (One-Punch Man OVA).
QT is voiced in Japanese by Uki Satake.