It is said to be an edification policy for the Japanese race as well as a mandatory assimilationism and edification policy for peoples within the territories as shown in the figure (residents in foreign parts such as Koreans, Taiwanese, and the South Sea Islands residents as well as aboriginal people in South East Asia who lived in territories during the Greater East Asian War, and in rare cases, the Ainu tribe and Ryukyu [currently known as Okinawa], who lived within Japan).
日本民族への教化政策であると同時に、版図内の諸民族（朝鮮人、台湾人、南洋群島島民など外地の住民や大東亜戦争時の占領地である東南アジアの先住諸民族、また稀にアイヌや琉球人など内地に住むものもこの範疇にいれる場合がある）に対して行われた強制的な同化政策・教化政策とも言われている。