Japanese mentality for Gyeongseong(京城), surrounding area in the Empire of Japan but center of Chosun - focused on educational system and career issue This study explored mentality of Japanese people who had lived in Gyeongseong of Japanese ruling period through educational problem. First, educational system of home country and one of Gyeongseong were compared each other. And then, complex mentality about entrance to a school of higher grade and career issue were analyzed. Japanese people who had lived in Gyeongseong, surrounding area of Jeguk envied social and economic condition or educational system of home country, which led them have Gyeongseong complex unavoidably. But, on the other hand, Japanese people who came from rural areas in Japan had complex to envy Gyeongseong locality and to model it because Gyeongseong was the center of Chosun and urban culture was developed there. It can be said that such double complexes were formed from projection of placeness for Gyeongseong.