In this paper, we analyzed the result of survey carried out in Utsunomiya-city and examined the relationship between daily activity of senior citizen and behavior activation of them in the situation of LRT introduction. As a result. it was founded that senior citizen had intention to use LRT at the time of LRT introduction, and their going out activity remain latent. The result shows that, these activities are much more likely to be latent behavior especi ally in private purpose trip. This means the latent going out behavior of senior citizen are activated when LRT is introduced in Utsunomiya.