The eight years in which the two shared the yokozuna rank was known as the Hakuhō era, a combination of their names (Haku is another reading of Kashi.) Their head-to-head record was fairly even, standing at 18–16 in Taihō's favour by May 1967, before Taihō won their last five matches in a row as Kashiwado began to fade.
The stretch of time when both wrestlers held the yokozuna title was known as the Hakuhō era, derived from their names (Haku being another pronunciation of Kashi). Their rivalry record was fairly even, with Taihō leading 18–16 by May 1967, before Taihō secured a five-match winning streak over Kashiwado as he began to lose momentum.