He became commander of the IJA 78th Infantry Regiment in 1938 , after his promotion to colonel the previous year .
From 1935 to 1937 , Horii was attached to the IJA 12th Infantry Regiment , having previously attended Waseda University .
Horii became commander of the IJA 78th Infantry Regiment in 1938 , after Horii 's promotion to colonel the previous year .
From 1935 to 1937 , Horii was attached to the IJA 12th Infantry Regiment , having previously attended Waseda University .