This is a diagram of Shin-Tomei Expwy (New Tōmei Expwy) route sign.This image's glyphs are the outline path from free font that is "VL Gothic"(Amended,Substitute of the Hiragino).
道路標識、区画線及び道路標示に関する命令別表第2（国土交通省道路局）
ButuCC