Sadakazu Ōsaki

• Q & A Kinʼyū shōhin torihikihō no kaisetsu
• Intānetto jidai no shōken torihiki kisei
• Japanese Financial instruments and exchange act
• Kaisetsu Kinʼyū shōhin torihikihō
• Kaisetsu Kinʼyū shōhin torihikihō
• Shōken shijō no gurando dezain
• Sokuhō Q & A Kinʼyū shōhin torihikihō no yōten kaisetsu
• 上級商法
• 金商法実務ケースブック