This article is about a/an DVD special in Kamen Rider W.

The Kamen Rider W DVD: Gaia Memory Encyclopedia (仮面ライダーW(ダブル) DVD ガイアメモリ大図鑑 Kamen Raidā Daburu Dī Bui Dī Gaia Memori Daizukan) is a DVD packaged with the August 2010 issue of Televi-Kun magazine. The issue also comes with a short book with the information described in the DVD. The DVD is set shortly after the Hyper Battle DVD, and features the content normally found in the Hyper Battle DVD (explaining the powers and weapons of the Kamen Riders), explained as Philip having come down with temporary amnesia after slipping on a hard-boiled egg and hitting his head.