1 Rittoru no Namida is a Japanese television drama for Fuji Television about a girl who was diagnosed with an incurable degenerative disease at 15, but was able to continue her life until her death at the age of 25.
Aya, now 20 years old, has been writing a diary while staying in a hospital attached to Jounan University Hospital. At the same time, Aya continued to contribute to the newsletter of the "Fureai no Kai," a group she started at the request of Kiichi, a volunteer who took care of her when she was at school for the handicapped.