nhk world's shoko masomoto has the story. >> reporter: it is 4:30 a.m. and already there are 1,000 people in this line. >> i have been here since #. 30. yesterday. i haven't slept. i feel fantastic. >> reporter: they have come for a dental care fair sponsored by local charities, low income and unemployed people who cannot afford to visit a dentist can get basic treatment here free of charge. sandy perezton hasn't seen a dentist in two years. she needs a crown on one tooth. however, only simple treatments are provided at the fair. preston has been unemployed for two years since the company she worked for went bankrupt. she is a single mother raising a daughter on low income. she had to move in with her parents. a crown would cost about $1,500. so instead of going to a dentist, she has just been taking painkillers. >> i would prefer to get the dentist to fix it correctly so i wouldn't have to take the medication. because i don't like to take a lot of medication. >> reporter: in the u.s., government health care programs are available to people over 65. thos