Uri is said to be a cheerful and bragging young boy. He's also quite smart, like Bridget in Mew Mew Power.
Uri has dark green hair, blue eyes, and glasses. He resembles his mother mostly but has his father's dark skin-tone.
- (To Retasu) "Now I can tell everybody at school I have an awesome sister!"
- "Midorikawa", in Japanese, means "Green River". Also, the meaning of his first name, "Uri", is related to water.