Pilka Utonium is daughter of Brick Jojo and Bubbles Utonium. She live with her mom, dad and twinbrother Max in Tokyo City. Her Những người bạn Junjun Jojo and Anne Utonium Jojo is also her teammatters. She is the cutest on PowerPuff Girls X. Her brother Max is also her enemy. Max, Jack Jojo and Pic Utonium Jojo is the team RowdyRuff Boys X. Her dad Brick Jojo loved Junjun's mom. But fall in tình yêu with her mom Bubbles two days before Blossom, Butch, Buttercup and Boomer. She is 14 years old, just like Junjun Jojo.