1 LDK Three-Man Cell: Hanayashiki-san wa Katazuke Rarenai Usagi dearu

A world where humans, animals, and other species live together. Human nursery teacher Ritsuto ends up working at a nursery school for animal children. He happens to live next door to fellow nursery teacher Hanayashiki, a rabbit. To the minimalist Ritsuto, Hanayashiki's house is in a shocking state—!? (Source: Champion Cross, translated)