 After his return, he served as an official in the Imperial Rule Assistance Association political party and as head of the "Yokusan Sonendan" paramilitary youth organization from August 1944.He died on September 9, 1945, and was buried at the Tama Cemetery in Fuchū, Tokyo.The actions and courage of Yoshitsugu Tatekawa in his reconnaissance patrols during the Russo-Japanese War were immortalized in a very popular children's book titled written by Yamanaka Minetaro (1885-1966) in 1931.