
Quick answer — Momoco worked on Alya Sometimes Hides Her Feelings in Russian (Original Character Design), Tokidoki Bosotto Rossiya-go de Dereru Tonari no Alya-san Season 2 (Original Character Design).
Momoco worked on Alya Sometimes Hides Her Feelings in Russian (Original Character Design), Tokidoki Bosotto Rossiya-go de Dereru Tonari no Alya-san Season 2 (Original Character Design).