Shin Kamen Rider: Prologue (manga)

Two manga adaptations of the 1992 film Shin Kamen Rider: Prolouge were created to promote the film, the first of which actually predates the film's release.
 * The December 1991 issue of Weekly Shonen Sunday done by Hidehisa Masaki
 * The February 1992 issue (No. 44) of Separate Colo comics (a publication of CoroCoro Comics) by Kenji Takaya