Nobuhiko Nakai

1916

• Bakuhan shakai to shōhin ryūtsū
• Chōnin
• Irokawa Minaka no kenkyū
• Kinsei no shimonjo
• Nihon no nōgyō
• Ōhara Yūgaku
• Ohara Yugaku
• Rekishigakuteki hōhō no kijun
• Tenkanki bakuhansei no kenkyū
• 二宮尊德・大原幽學