. >> reporter: 87-year-old tamayo takikawa has been driving for the last 40 years. this month as she was peeling out of the garage she had an accident. >> translator: i didn't think a car was coming from that side. >> reporter: takikawa felt it wasn't safe to drive anymore. so she gave up her driver's license. from now on she'll have to get rides from her son and his wife. >> translator: when i think about not driving anymore, i feel really sad. >> reporter: but not everyone is willing to give up driving like takikawa. 88-year-old katsumi konizawa lives with his wife. every morning he drives ten kilometers to attend to his plants. for over 20 years tanizawa has been growing flowers for grave sites. >> translator: i load the plants in a truck and deliver them to my customers. >> reporter: tanizawa has a stomach illness and drives to a local clinic three times a week. the nearest supermarket is than a ten-kilometer drive from home. he says he's used to these roads but sometimes he has doubts about his driving. >> translator: you know, i think i can still drive to town