Making a Splash: Sandra creates her first catch hissatsu: Uzumaki The Hand.

As shown when she hears that Haizaki tries to help Akane, assuming that she's his girlfriend.

Love Freak: She becomes excited at the news of romance.

A simple picture of her motivated Sandra to master her first hissatsu technique. In fact, Sandra's only concern with leaving the country to go to Tokyo was concern for her mother's safety, who in turn was supportive of her decision. She often helped her with swimming and cared about her enough to help her with the family business.

Good Parents: Sandra is very close to her mother.

First-Name Basis: Like almost any other girl, she's called by her first name among her teammates.

As a result, she becomes determined to get stronger and learns her second solo hissatsu, Mermaid Veil.

Can't Catch Up: Her repeatedly failed attempts at saving goals using Uzumaki the Hand make her feel self-conscious about not being as strong as the boys.

When her team was about to leave the island and go to Tokyo, she mentioned that she didn't want to leave her mother alone, strongly implying she might have a single mother, but the reason for her father's absence is not clear.

Ambiguously Absent Parent: Her father is never seen or mentioned.

Inazuma eleven ares no tenbin