My Secret Cache is a 1997 award winning Japanese film. Its original Japanese title is Himitsu no hanazono ? . It was directed by Shinobu Yaguchi.
The rest of the film traces Sakikos quest to retrieve the money. One Sunday, she convinces her family to take her to the woods, but they give up as soon as it rains. Undeterred, Sakiko goes on without them but suffers an accident and winds up in the hospital again. So she resolves to prepare more carefully. Moving out of her familys house, she returns to college to study geology, and also takes lessons in swimming, scuba diving, mountain climbing and driving, and buys lots of surveying equipment. Along the way, she wins swimming and mountain climbing competitions. But shes uninterested in pursuing fame in either as a swimmer or mountain climber, wanting only to earn money to fund her quest. After her apartments floor collapses under the weight of too much equipment and another stint at the hospital, Sakiko escapes, steals from her family and frames a research assistant at the college for stealing a bag of money from the bank she steals his truck and goes to the woods and retrieves the suitcase. She formally apologizes to her family for stealing from them. On the radio, Sakiko hears about hidden treasures in the Bermuda triangle and decides to get a sailing license. The movie ends with Sakiko hiding the yellow briefcase in the woods.In the United States, the film has been released to DVD regionby Geneon Entertainment. The average Netflix custormer rates the film 2.9 stars out of five. ........
Source: Wikipedia