Matataki (2010)

A young woman named Izumi (Keiko Kitagawa) suffers the loss of her boyfriend Junichi (Masaki Okada), who died from a fatal motorcycle accident. The shock from her boyfriend’s sudden death causes Izumi to lose her memory from the time of the accident. A lawyer named Makiko (Nene Otsuka) then helps Izumi to remember the final moments of her boyfriend’s life.