Saburō Tokutake

• Anji-ken Hakkamu-son Keiandō no kakei chōsa hōkokusho
• Anji-ken Hakkamu-son kyūjūkyūko no kakei chōsa hōkokusho
• Gyokuden-ken ni okeru nōson jijō chōsasho
• Hōjun-ken ni okeru nōson jijō chōsasho