The film Shina no yoru (1940) ... [add discussion.]
These desires for Japanese-Chinese goodwill and romance did not disappear in 1945. [HERE add discussion of Koizumi novellas and film.] "The Heroine of the East China Sea" (1959), [about a Japanese naval officer and a Fujianese woman pirate chief who fall in love and escape to Japan in the chaos at the war's end.]
Such fantasies faded, however, with the rupture in Sino-Japanese relations and Japan's full integration into the US-dominated Pacific and Cold War regime. The ideational distance between the two countries was reinforced by modernization theory, which celebrated Japan's "successful" non-communist development in contrast to the chaotic failures of China's communist revolution.