Isamu Ogata

1938

• Chūgoku kodai no "ie" to kokka
• Chūgoku shi
• Chūka bunmei no tanjō
• Nihon ni totte Chūgoku to wa nani ka
• Rekishigaku jiten
• Riben ren yan zhong de Zhongguo
• Zhongguo gu dai de "jia" yu guo jia
• 東アジアの世界帝国