Yellow

Yellow is a supporting character that travels across Kanto along with Red and Green. She is completely infatuated with Machine and let him know that the first time they met. It was not until, Machine and Yellow were separated from everyone else that they both realized that they have real feelings for one another. After the fourth Gym in Kanto, Yellow joins alongside Machine, Hakel, and Kusa in their journey.

Biography
After the recent chapters, Yellow has joined up with Machine, Hakel, and Kusa. While Hakel was taking on the fifth Gym Leader, Janine, Yellow and Machine had their first time together in Pokemon Center Apartments.