TREASURE brings the first double A-side single. Contains a Japanese version of "King Kong" and "REVERSE." Comes housed in digipak packaging. The limited edition includes a Blu-ray with a music video for "KING KONG -JP Ver.-" and behind the scenes. Comes with a trading card randomly selected from ten kinds. *This is a "Sumapura" compatible product, which enables you to listen to and view the contents on a mobile device. *This service expires two years after the release date. [Important Notes for "Sumapura" compatible product] No refund is possible after this product is sent. The record company has designed and optimized "Sumapura" for the market within Japan and registration at "Sumapura" site, available only in Japanese language, is required. They do not guarantee that it works outside of Japan.