- Age: 15
- Gender: Female
- Race: Mongoose
- Color: Yellow
- Birthday: May 26th
- Birthplace: Topical hill
- Favourite color: Hot pink and black
- Favourite food: Any
- Likes: Sonic, singing, music, songwriting, dancing, fashion, her friends, summer, sleepovers, having fun, parties,
- Dislikes: Amy Rose, Trangedies, rainy days, Eggman, boring music
- Romance/Love Interests: Sonic the Hedgehog
- Best friends: Saturn the Seedrain
- Close friends: Cream the Rabbit
- Rivals: Amy Rose
- Family/Relatives: Sally Mongoose (mother) Sam Mongoose (father, deacesed), Kikki the Mongoose (younger sister)
- Theme song: Sakura Girl-Summer Dreams
- First Appearance (game): Sonic Sounspeed 2
- Ability type: Speed
- Powers: Singing
Lisa is a fictional character who appears in Sonic Soundspeed 2. She was captured by Dr. Eggman and rescued by Sonic the Hedgehog. She is a female teenage mongoose living in Topical hill, who was gifted with super speed shortly before meeting the new friends. She fell in love with Sonic after spending more time with him, and tried to win over his heart. When she realized that Sonic loved by Amy Rose, she gave up on pursuing him, and she instead began a singing career, eventually becoming the lead singer. As their lead singer and key figure, which caused her popularity to soar to pop-star status. She began to throw concerts to support the troops and became romantically involved with Sonic.
Lisa has demonstrated to being very kind and loving, especially toward Sonic. She also revealed that she fell in love with him. She is very popular, while living in her home, the Topical Hill. she is known as a "Pop-Princess".
With her sister Kikki, she sings many song when listens her favourite hits in her ipod. Lisa has started dancing, while at the show, the "Emerald Star Dance".
Lisa lives with her mother Sally, younger sister, Kikki the Mongoose and late father Sam. Her father died, fighting cause of freedom, only left is her mother and Kikki
During her crush on Sonic, Lisa seemed somewhat oblivious of the hedgehog's true feelings for her and for Amy. When she realized that Amy steal Sonic away from her, she suffered tremendous heartbreak.
After stalking and making up by Amy, Sonic had accentially made Lisa's heart broked. He tried to cheer her up, but does not work out. Lisa was upset that Sonic loves Amy more than her. But Sonic said, he is not Amy's boyfriend. Jewel was surprsied that Sonic is not a boyfriend of Amy, but turns that Amy chased him a lot for idea to marry her. Sonic apologize Lisa for being caughting up with Amy. Lisa had forgive him and starting going out for a date to the Topical.