Cheka was voiced by Shibata Mei, whose seiyuu debut was in 2017’s Little Witch Academia: Chamber of Time for the PlayStation 4. On July 31, 2025 Shibata announced her retirement from voice acting due to health concerns (source).
She had roles in multiple anime, video games and audio books, including:
・2.5 Dimensional Seduction
・Atelier Resleriana
・Bakugan Battle Planet
・Bakugan Legends
・Corocoro Coronya
・Deca-Dence
・Detective Conan
・Final Fantasy VII: Rebirth
・Kaii to Otome to Kamikakushi
・Library of Ruina
・Monpoké
・Tenka Hyakken Zan