Also known as: ウルトラマンVS仮面ライダー
A retrospective Crossover special of the Ultra Series and Kamen Rider, released in 1993.
This special was made to commemorate the 25th and 20th anniversaries of both franchises respectively, featuring clips from the various series from over the years, interviews with two of the stars, and finally a team-up between Tsuburaya Productions' Ultraman and Toei Company's Kamen Rider.