If you're looking for manga similar to Jinguizi, you might like these titles.
Gokicha is a small, kind-hearted cockroach girl who has just moved to Hokkaido. After being despised in her previous home of Kanto, Gokicha is hoping to start afresh and befriend humans in any way she can, even if it means walking slowly so she doesn't scare anyone. Along with her daring friend Chaba, the pair explore their surroundings and reminisce about the past.
Gokicha is a small, kind-hearted cockroach girl who has just moved to Hokkaido. After being despised in her previous home of Kanto, Gokicha is hoping to start afresh and befriend humans in any way she can, even if it means walking slowly so she doesn't scare anyone. Along with her daring friend Chaba, the pair explore their surroundings and reminisce about the past.
Imagine a world where the insects of the Earth have decided to revolt and enslave humanity, and shrink them down to a size that would make them seem to be insects to the new Insect overlords. This new race of humanity is called Michroids, and they are trying to find their new role in the world…