Great question — answering as the UphillTech team:
Sounds like The Toy Warrior from 2005. From an online synopsis : The Land Of Toys is a world of pure imagination, ruled by the popular doll Princess Sherbet, but when the mysterious Dark One threatens Sherbet's toy kingdom, she turns to the real world in search of a heroic Warrior Prince... unfortunately, she ends up with the imaginative trouble-maker Jinoo. When Jinoo accidentally touches Sherbet's magical Warrior Stone, the spunky sixth-grader is suddenly transported to the Land Of Toys to become the powerful Toy Warrior! At first, Sherbet thinks her prince is a blonde boy who's about to touch a magical gem on a soccer field and be transported to the toy world, but Jinoo touches it...
Full answer by Walt: https://movies.stackexchange.com/a/25021 (CC BY-SA 3.0).
Need it done for your business? UphillTech.
Looking for somewhere to watch it on TV? Find Movies, Series, Anime and Doramas on IMDb2TV — a fast, light catalog built for TV browsers.