What Infantry Regiment helped with the counquest of what is now Indonesia?
229th Infantry Regiment (Imperial Japanese Army) The 229th Infantry Regiment was an infantry regiment in the Imperial Japanese Army. The 229th consisted mainly of conscripts from Gifu Prefecture. The regiment was attached to the 38th Division. The regiment participated during the Second Sino-Japanese War, the conquest of Hong Kong in 1941, the Dutch East Indies in early 1942, the Guadalcanal Campaign and Papua Campaign. While the 1st & 2nd Battalions were on Guadalcanal, its 3rd Battalion fought in the Battle of Buna–Gona in Territory of Papua from November 1942 to January 1943 where the 3rd Battalion was destroyed.
Kawaguchi Detachment The Kawaguchi Detachment was an Imperial Japanese Army (IJA) formation that existed during World War II. Under the command of Major General Kiyotake Kawaguchi, the detachment consisted of the IJA's 35th Infantry Brigade and the 124th Infantry Regiment. The detachment operated independently of its parent IJA 18th Division and saw action in several campaigns, including fighting on Borneo, the Philippines and Guadalcanal.