日本的蒙古学是包括在“东洋学”(亦称“东方学”)里面的。这里所收录的已故蒙古学家,系指日本的东洋学家中曾从事蒙古学研究,在蒙古学领域做出了一定的成果,并在蒙古学界有一定影响的人物。他们大都属日本蒙古学的初创者和开拓者,在他们的影响下,出现了大批蒙古学学者,现在日本的蒙古学就是在他们和他们的后继者的研究基础上发展起来的。那珂通世(Naka Michiyo,1851— Japanese Mongolian studies are included in “Oriental Studies” (aka Oriental Studies). The late Mongolian scholars here refer to those of Japan’s foreigners who had engaged in the study of Mongolia, made some achievements in the field of Mongolian studies, and had some influence in the field of Mongolian studies. Most of them are pioneers and pioneers of Japanese Mongolian studies. Under their influence, a large number of Mongolian scholars emerged. Now Japan’s Mongolian studies were developed on the basis of their studies and their successors. Naka Michiyo (1851-