VI. Races of the Japanese Empire. 

 By 



Yoshikiyo Koganei, M.D., Emer. Professor, Tokyo Imp. Univ., 



Akira Matsltmuka, D.Sc, Assist. Professor, Tokyo Imp. Univ., 



and Ncnozo Utsukikawa, Ph.D, 



Consisting as it does of numerous island-groups and a peninsula, 

 the Japanese Empire extends from the frigid to the tropic zone. 

 v^o, as one might ex})ect to find, we do actually find in wide-apart 

 areas different custonis, diflerent languages as well as peoples, and 

 races belonging to different stocks. 



What constitutes the main part of the population of the Empire 

 is of course the Jax)anese. Their number, according to the latest 

 national census of 1925, reaches to about 59,000,000 (30,000,000 males 

 and 29,000,000 females), most of whom occupy the main group of the 

 Japanese archipelago, although they are also found scattered in almost 

 any part of the Empire. 



Of late, constant emigTation and immigration are taking jjlace 

 between Korea and Japan, but the main population of Korea is 

 Korean and numbers about 19,000,000. 



The Ainit inhabit Hokkaido, Chishima (the Kuriles) and the 

 Japanese part of Karafut(» (Saghalien). 



They are commonly called the Yezo Ainu, the Chishima Ainu 

 and the Karafuto Aiiui, acccn-Jiug to where they live, but these 

 diffei'ont designations have no other significance. Most of them are 

 found in Hokkaido, espesially in the province of Hitaka, their number 

 being 16,000. In Karafuto there ai'c about 1,500 according to the 

 national census of 1925 ; formerly they lived scattered along the sea 

 coasts of Karafuto, but the government policy made a point of col- 



