As noted, his unit was 21st Infantry Regiment, 24th Infantry Division.
The division included three Infantry Regiments, 19th, 21st and 34th, plus other elements, including the 24th Reconnaissance Troop
He fought in two of the five campaigns the 24th ID waged in the Pacific:
New Guinea, 24 Jan 43 / 31 Oct 44 Southern Philippines, 27 Feb 45 / 4 Jul 45.
The other campaigns:
Central Pacific, 7 Dec 41 / 31 Dec 44; Leyte, 17 Oct 44 / 1 Jul 45 Luzon, 15 Dec 44 / 4 Jul 45.
According to your Separation Papers, he was not credited for any of these three campaigns.
The division was stationed at Schofield Barracks, Hawaii, when the Japanese attacked Pearl Harbor, 12-7-41; moved to Australia, 8 Sep 43; trained at Camp Caves, near Rockhampton; staged at Goodenough Island from 15 Feb 44; 19th IR and 21st IR landed at Tanahmerah Bay, New Guinea, 22 Apr 44; 21st IR overran Hollandia Airport, 15 Feb 44, in a heavy downpour; 24th ID patrolled its area until 6 Jun 44.
***SEE NOTE*** (I SEEM TO HAVE RUN PAST A STOP SIGN...CORRECT ACCORDING TO DATES.OK?) *** goes here
21st IR joined 19th IR on Mindoro, 30 Dec 44; became part of the Western Visayan Task Force same day; 21st IR landed on Marinduque Island, 3 Jan 45; returned to Mindoro; 21st IR landed at Baras, 17 Apr 45; 21st IR took Sarangani Bay, 12 Jul 45.
***Following its occupation duties at Hollandia, NG, the division assaulted Leyte, Philippines, 20 Oct 44; the 21st IR landed in the Pananon Strait area at this time; the 21st IR relieved the 34th IR at Breakneck Ridge, west of Pinamopoan, 5 Nov 44, and assaulted it during the course of a raging typhoon, 8 Nov 44;
Division location at war's end, 15 Aug 45: Davao, Mindanao, Philippine Islands.
KIA, 1,374 Wounded, 5,621 Died from Wounds, 315.
Casualty rate exceeded 50%.
Please confirm if this conforms to the profile you have developed. OK ?