Seiichi Ōyama

1944

• Shōtoku Taishi no shinjitsu
• "Shōtoku Taishi" no tanjō
• Ilbon sŏgi wa 'ch'ŏnhwangje' ŭi ch'angch'ul
• Kodai kokka to Taika no Kaishin
• Nagaya no Ōkimi-ke mokkan to kinsekibun
• Nagaya no Ōkimi-ke mokkan to Narachō seijishi
• Nihon kodai no gaikō to chihō gyōsei
• Nihon shoki no nazo to Shōtoku Taishi
• Shinwa to Tennō
• Shōtoku Taishi to Nihonjin
• 聖德太子と日本文化