Kozue Amano’s Colori Colore Creare is an on-going science fiction manga. It appears to have launched in 2022.
Adorable young Aka lives with her grandfather on the island of Onobori. Focused on his coffee shop, the old man allows Aka and her buffalo-sized cat Kuruchan to run around unsupervised … provided Aka follows certain reasonable guidelines to avoid plummeting to her death over one of Onobori’s many precipices.
One day, a stranger comes to town.