Road signs (road guidance signs, major location name signs, etc.)

This is a marking facility provided on the road to provide information on guidance, caution, regulation or instructions to road users. Road signs are composed of guide signs, warning signs, regulatory signs, and auxiliary signs to supplement their meanings, and are intended to ensure traffic safety and smooth traffic on roads.
In addition, there are thing which road manager installs and thing which Public Safety Commission installs, and the type, style, setting place are prescribed by sign order (order about road signs, lane markings and road marking).

＊For specific opinions and requests, please consult with the relevant ward Public Works Office.

In order to carry out preventive conservation-type maintenance of road information signs, we have formulated a life extension plan (individual facility plan) based on inspection results.
For more information, please refer to the attached documentation.

• Gate-type sign extension service life repair plan (PDF: 1,280KB)
• Single-handed sign Individual facility plan (PDF: 1,203KB)