Established by Japanese National Railways in August 1952.
Awarded usually as retirement recognition award.
Badge was worn on the left side of the chest between 3rd and 4th button.
Technical description.
This badge was awarded on October 14, 1969.
japanese badge
japanese national railways servicebadge
japanese railwaybadge
japanese railways badges
japanese transport badgerailwaydistinguishedservicebadge
鉄道章
鉄道顕功章