There was a JNR branch line that passed between Yokota Air Base and base housing. Passed right in front of the BX annex store. It ran to a limestone quarry up in the mountains. They ran double header D51s and they shook our house was so close. I shot some B&W negs but have never scanned them.
My wife was Japanese and she once told Bob Richardson that she thought she had ridden more narrow gauge trains than he had.as she rode trains to school everyday...He smiled and said "Anne I think you are right."