Jerome is a CPU Mii.
Wii Sports
In Tennis his level is 800. In Baseball his level is 100. His team is himself, Nellie, Ay, Deadlox, Skylox, Merome, Sakura, Steve, and Noval . In Boxing, his level is 476.
Wii Sports Resort
His level in Duel and Speed Slice is 350. His level in Basketball is 122 and plays with Kentaro and Eddy. His level in Table Tennis is 50.
Levels
Tennis: 800
Baseball: 100
Boxing: 476
Swordplay: 350
Basketball: 122
Table Tennis: 50