Just Dance Wii 2

Just Dance Wii 2 (ジャストダンス Wii 2) is the second game of the Japanese edition of the Just Dance video game series for the Wii, with the song list featuring popular J-Pop songs to cater to the Japanese audience, with most popular Western songs from Just Dance 3 and two songs from the Just Dance Best of. This version is based on Just Dance 3. All the features such as "Just Sweat" and "Non-Stop Shuffle" are present, except the online shop, it also has the short and long song feature and the ability to sort the songs from original. A-Z, physic, technique and score.

Corrupt Dancers
In and later dancers have vertical and horizontal lines across them. This seems unrelated to corruption caused by Anisotropic Filtering, or Force Texture Filtering. Refer.