Mitsu

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

Wii Sports Club
In Tennis she is low at Grade 2, and plays mainly with others up to Grade 5. In Boxing, she has a better skill at Grade 6.

Wii Party U
In Wii Party U, Mitsu is a Beginner CPU.

Trivia

 * You can earn her badge for making 250 edits on "Wii Party U Miis" articles.
 * Her Japanese name is the same as her English name.
 * She appears as a ghost in Mario Kart 8. And, according to that game, she's Japanese.
 * Her name is Japanese for three.
 * In certain promotional material, like the Tomodachi Collection: Shin Seikatsu Direct an earlier design for Mitsu is used. In her earlier design, she is thinner and has her hair styled in a bun instead of it being loose and wavy.