In Spirited Away, Chihiro Ogino (nicknamed Sen) is a 10 year old girl who enters a spirit world while traveling to her new home with her family. During her adventures, she quickly matures from an easily scared child to a hard-working and courageous young girl.
In The Ring, Samara Morgan (Daveigh Chase) is pushed down a well by her adoptive mother to slowly die over 7 days. She returns as an evil spirit that climbs through TVs to kill others. For maximum effect, remember to wear you wig backwards.