Pokemon Center 2015 Doki Doki Contest Live Campaign Pikachu & Heroine keychain. It was only sold at the Japan Pokemon Centers in June, 2015, for a very limited time and in very limited quantity, during the Doki Doki Contest Live Campaign. It has a chain so you can attach it to your keyring, wallet, bag, luggage, or whatever you want to attach it to. Made of hard plastic (chain is metal).
Manufacturer: Pokemon Center (Nintendo)
Length: 2.5" (6cm) but varies by character
Width: 2.5" (6cm) but varies by character
Thickness: 1/8" (0.25cm)
Condition: Mint condition. Sealed in package.