Taiwanese were relegated to non-combatant civilian work as manual labourers, porters and Chinese language interpreters.
Japan only conscripted ethnic Taiwanese in 1945 in a last ditch attempt for manpower.
The Japanese government established the Governor-General of Taiwan based in Taihoku.
Troops from this army were also involved in the Nanjing Massacre in December 1937.
Media related to Taiwan Army of Japan at Wikimedia Commons