This was the first and longest-running Digimon manga, printed in the pages of V-Jump magazine. Started on November 21, 1998, and ended on August 21, 2003. This manga introduces Taichi Yagami, an alternate Taichi to the one in Digimon Adventure.
toi guys must come to this page! (: it has awesome images, vidéos and articles. This is not mine, but i found it, and i like it so much i come there every week to see what awesome thing have they post :P