|Name: Momo (ももちゃん Momo-chan)|
|Age: (around) 1|
|Eye Color: Light Blue|
|Talent: Talking with Mermaids|
|Favorite Color: Pink|
|Friends: Mermaid Princesses, Hippo, Kaito|
|Enemies: Gaito, Dark Lovers, Black Beauty Sisters|
|Voice Actress: Naomi Wakabayashi|
|Position in the Series: Minor Character|
Momo (ももちゃん Momo-chan) is a baby pink dolphin first seen in episode 5. Lucia, Hanon, Rina, and Kaito help Momo get back together with his mother. Ever since Momo is seen in the show as a helper of the mermaids sometimes serving as a messenger.
Momo was voiced by Naomi Wakabayashi.
- Momo means peach.
- Momo is a Tibetan dumpling containing meat or vegetables