Japanese air attacks on the Mariana Islands 1945. While the attacks on Iwo Jima damaged the island's airfields, the Japanese managed to keep at least one of them operational at all times, and none were closed for more than a single day. The need to repair damage to the airfields forced the Japanese garrison on Iwo Jima to divert labor from building defensive positions, however. The combination of heavy losses over Saipan and damage to the airfields on Iwo Jima caused the Japanese to break off their attacks against the Marianas on 2 January. Few Japanese aircraft visited Iwo Jima starting in January, and due to their
Internment of Japanese Americans 17, and Katsuji James Kanegawa, 21, during the December 1942 Manzanar Riot; James Hatsuaki Wakasa, 65, while walking near the perimeter wire of Topaz; and Shoichi James Okamoto, 30, during a verbal altercation with a sentry at the Tule Lake Segregation Center. Psychological injury was observed by Dillon S. Myer, director of the WRA camps. In June 1945, Myer described how the Japanese Americans had grown increasingly depressed, and overcome with feelings of helplessness and personal insecurity. Author Betty Furuta explains that the Japanese used "gaman," loosely meaning "perseverance", to overcome hardships; this was mistaken by non-Japanese as being introverted