Mikiko "Kuromi-Chan" Oguro (voice)
Rei Takashimadaira (voice)
Hamako Shihonmatsu (voice)
Aoi Fukami (voice)
Mizuho Tanonaka (voice)
Seiichiro Haryu / Catman (voice)
Mai Horaguchi (voice)
Hassaku Hozomi (voice)
Studio Acohida's Production Assistant (voice)
President (voice)
Animator A (voice)
Makoto Kumegawa (voice)
Battobi (voice)
Yuri (voice)
Yamitaro (voice)
Nonki Hayama (voice)