Jim Morita was a Japanese-American soldier who was born and raised in Fresno, California. He was a soldier in the U.S. Army and a member of the elite allied united led by Captain America know as the Howling Commandos
Jim and his unit where was captured by Hydra and placed in a cell with other allied prisoners. When Captain America single handedly infiltrated the facility. He freed Jim along with the other prisoners. Dugan was at first worried about realising him but he glibly remarked he was from Fresno! Together wreaked havoc on Hydra and the base by controlling a Hydra tank with Dum Dum Dugan, coming back to US military base immediately after.
Shortly after their break-out, Jim and his comrades were invited to join an elite unit led by Captain America himself. Jim accepted, despite the perspective of coming back to the front line immediately after merely escaping with his life. Along with the other Commandos, Jim took part in every assault against Hydra, until Captain America was lost to the ice on board the Valkyrie.
In the final days of the war, Morita was part of a team led by Peggy Carter that captured Hydra's last known remaining outpost in Austria.
The Smithsonian Institution in Washington, D.C. created an exhibit which featured Captain America with the Howling Commandos.