|Season||Guardian Angels Of The Sky|
|First Appearance||Episode 01
Yellow is a guardian of the colors of the rainbow, who protects the powers of the golden rainbow. Her appearance generally resembles a bear with white fur, which has the size of a small teddy bear, making her slightly taller than a human's hand. While her body is mainly covered with white fur, her paws, tail and some spots of her head are covered by yellow-colored fur. She has bright yellow-colored bangs, that are tied together at the back of her head, hold by a bright orange-colored bow. Her eyes are dark brown colored.
Powers and Abilities
Yellow possesses the powers of the golden rainbow, which holds the powers of electricity, usually summarized as the power of thunder storms. She has the ability to use these powers in order to protect herself or others. When using her powers, they strongly resemble Guardian Angel Saffron's attacks. Yet, the power of the golden rainbow appears a lot weaker when Yellow uses them on her own, compared with the amount of power channeled by Saffron. In addition, Yellow has the obligatory ability to allow Ririan to transform into a Guardian Angel Of The Sky.
- Yuuki Ririan: Ririan is a descendants of fate, who carries the power of true strength and is chosen to transform into an angelic warrior, supported by Yellow's powers. The two first met when the ranch owned by parents has been attacked by an elite warrior. Her and Yellow's bond were first awakened when Ririan tried to protect her good friend Rubi from the monster that swallowed the colors of light.
- Yellow shares her name with the primary color which is associated with amusement, gentleness, and spontaneity.
- It has been revealed that Yellow enjoys rainy days.