Yasuoka, Akio
1927
Nihon Riku-Kaigun jiten
Bakumatsu Ishin dai jinmei jiten- Bakumatsu ishin jinmei jiten
- Bakumatsu Ishin no ryōdo to gaikō
- Bakumatsu Ishin shi jiten
- Kin-gendaishi yōgo jiten
- Kindai Nihon no keisei to tenkai
- Meiji ishin to ryōdo mondai
- Meiji zenki Nisshin kōshōshi kenkyū
- Meiji zenki tairiku seisakushi no kenkyū
- Meiji zenki tairiku seisakushi no kenkyu
- Mingzhi qian qi Ri Zhong guan xi shi yan jiu