Size 28 x 24 mm.
Obverse
NIjubashi Bridge at the Tokyo Imperial Palace
reverse
昭和三年十二月- December 1928
青年学生御親閲 - Young Students Personal Imperial Inspection
参列記念 - Attendance Commemorative
兵林館謹製 - Made by the Heirinkan (see also...
1928 personal imperial inspection attendance
1928 young students personal imperial inspection
1928年青年学生御親閲参列記念章
japanese badge made by heirinkan
japanese youth leage badge
tokyo heirinkan badge
兵林館謹製
Design after army shooting proficiency badge with crossed fountain pen and rifle.
Obverse
青 - Youth
reverse
東京 - Tokyo
兵林館 - Heirinkan
謹製 - Made
See also https://asiamedals.info/threads/1928-young-students-personal-imperial-inspection-attendance-commemorative-watch-fob-1928.30435/.
japanese badge made by heirinkan
japanese shooting badge
japanese youth league badge
shooting badges
tokyo heirinkan badge
youth league badge
兵林館謹製
青年団東京兵林館謹製章
青年団章