Honogurai mizu no soko kara (2002)

After winning a custody battle for her daughter, Yoshimi tries to make a new start. The apartment she moves into seems perfect at first. Soon though, strange things begin happening. Huge water stains appear on the ceiling and drip constantly, more liquid oozing into the rooms every day. She calls the landlord in but he refuses to do anything about it. A child's red bag shows up in odd places and soon the child herself starts appearing. Yoshimi then discovers the origin of the ghost...