"U.S. donations not rushing to Japan," 11Alive News (US). March 17, 2011; excerpt, "Devin Stewart, a senior director at the Japan Society in New York City, said, "Suffering and persevering is a type of virtue in Japan ... the ability to persevere and remain calm under difficult situations. Among the most commonly heard expressions there, are gaman, to persevere or tough it out; gambaru, to do your best, to be strong; and shoganai (shikata ga nai), it cannot be helped, which expresses a sense of fatalism ...."
Niiya, Brian. (1993). Japanese American History: An A-to-Z Reference from 1868 to the Present, p. 143., citing Betty Furuta, (1981). "Ethnic Identities of Japanese-American Families: Implications for Counseling," in Understanding the Family: Stress and Change in American Family Life (Cathleen Gerry and Winnifred Humphreys, eds.), pp. 200-231, 212.