Yasunari Kawabata had Parkinson's disease), a possible illicit love affair, or the shock caused by the suicide of his friend Yukio Mishima in 1970. Unlike Mishima, Kawabata left no note, and since (again unlike Mishima) he had not discussed significantly in his writings the topic of taking his own life, his motives remain unclear. However, his Japanese biographer, Takeo Okuno, has related how he had nightmares about Mishima for two or three hundred nights in a row, and was incessantly haunted by the specter of Mishima. In a persistently depressed state of mind, he would tell friends during his last years that
Japanese nationalism itself contained a mix of political Western practices and traditional Japanese political ideas, government philosophy increasingly centered on promoting social harmony and a sense of the uniqueness of the Japanese people "(kokutai)". The extreme disparity in economic and military power between Japan and the Western colonial powers was a great cause for concern for the early Meiji leadership. The motto "Fukoku kyōhei" (enrich the country and strengthen the military) symbolized Meiji period nationalistic policies to provide government support to strengthen strategic industries. Only with a strong economic base could Japan afford to build a strong, modern military along Western lines,