Mizuho

Mizuho is a CPU Mii from Wii Sports Club and Wii Party U.

Wii Sports Club
In Tennis, she is a master at ★10. In Boxing she is okay at Level 5.

Wii Party U
In Wii Party U, she is an Expert Mii.

Trivia

 * You can earn her badge for leaving a message on someone else's talk page, or for every 500 edits you make on "Expert CPU" articles.
 * Her Japanese name is the same as her English name.
 * In Japanese, "Mizuho" means golden ears of rice. Coincidentially, her favorite color is yellow.
 * She often appears in My Nintendo promotions.
 * Once, one of the admins found Mizuho on a "Win a Nintendo Switch" promo on a cereal box.
 * She appears in Mario Kart 8 as a ghost. And according to her profile, she's Japanese.