Hypnos
- Mitsuo Yamaki (山木 満雄): The Leader of Hypnos. Voiced in the dub by Steven Blum.
- Reika Otori (鳳 麗花 Ōtori Reika) / Riley: Hypnos Chief Operator. Voiced in the dub by Tifanie Christun.
- Megumi Onodera (小野寺 恵 Onodera Megumi) / Tally: Hypnos Operator. Voiced in the dub by Peggy O'Neal.
- Man in Black: An unnamed Hypnos Agent seen several times in the series, he works for Yamaki as a field operative. Often seen wearing a black suit and hat. Voiced in the dub by R. Martin Klein.
Read more about this topic: List Of Digimon Tamers Characters