Shady Thousand

Shady Thousand is a male, feline, anthropomorphic cat on Maya Schroedinger's team. [Spoiler] Maya's father had kept him trapped inside of a box for most of his life in order to perform experiments, but a young Maya released him out of kindness. Now he works with her in search of adventure. He is claustrophobic as a result of the "experiment." [/Spoiler] (Source: Wild Arms Wiki)