Ame

Ame (雨, Rain) is a minor character in Weathering With You. It's a stray kitten that is later adopted by Hodaka Morishima and then Keisuke Suga.

In Weathering With You
When Hodaka Morishima lives homelessly in Tokyo, Ame approaches him, and Hodaka shares a piece of his food for it. When Hodaka moves into Keisuke Suga's K&A's headquarters, he takes it in and it lives there since then.

3 years later, Ame still lives with Keisuke and it has became a big fat cat.