Riley Ohtori (鳳 麗花 Ōtori Reika?, lit. "Reika Ohtori") is an employee of Hypnos. She is also the love interest of her manager, Mitsuo Yamaki, who she assists throughout the series, and to whom she also serves as an emotional counterweight to his obsessive, persistent demeanor. Riley announced the emergence of Vajramon and Pajiramon, after a Yuggoth deployment failed to stop them, then, when the Tamers destroyed them, tracked Vajramon’s signal as he reconstituted himself.