Test analysis: This question mainly examines the students' ability to accurately interpret the information in the material. "Leaving Asia for Europe" in the materials refers to Japan's plan to learn from western countries to develop capitalism. 1243 is an important manifestation of Japan's westernization. The "mainland policy" means that Japan's aggressive policy has nothing to do with westernization, so the answer is C.
Comments: "Leaving Asia and Entering Europe" was put forward by Fukuzawa Yukichi, a famous enlightenment thinker during the Meiji Restoration. He advocated that in order to make Japanese civilization progress, we must take European civilization as the goal and make it the standard of all discussions, and use this standard to measure the gains and losses of things. Fukuzawa Yukichi also published an article about "getting rid of Asia" in the newspaper, arguing that the Japanese "pursue doctrine, but get rid of Asia in terms of words". Although Japan's land lives in the east of Asia, its national spirit has broken away from the ugliness of Asia and turned to western civilization. "