 After crossing over to Japan, entering Kyoto Doshisha University in 1942, arrested by the Japanese police for alleged anti-Japanese movements in 1943, imprisoned in a Fukuoka prison, leaving over 100 poems and died in prison at the age of 27.The view that the signing of the Japanese saltwater Vivo and after his death the Japanese by Maruta is uncertain, but raising theories, biological experiments.Afterward, his poetry, The Sky, the Wind, the Stars, and the Poem, was published.