This is a strap, keyholder, or charm.
Imagine holding Godzilla between your fingertips! The world's most famous monster, as seen in 1965's "Invasion of Astro-Monster" (a.k.a. "Monster Zero") has become a cute "pinched" keychain from Cospa! He's about 6cm tall, made of soft PVC rubber, and promises to keep your keys safe!