Trying to find a pen pal from 1995

Good day. I am trying to find a penpal of mine from 1995. Her name is Yoko Edamura. She should be in her late 40's now. Her last known address was Angyo TohachiCity: Kawaguchi-ShiProvince or state: Saitama Postal or zip code: 334-0051 Home country: Japan. Her sisters name is Masako Yoko and she should be aroung 44 years old now.