Kenji Yamashita

• Gakusha yūgō no suishin ni kansuru chōsa kenkyū
• Gakushū jōhō teikyō sōdan taisei ni kansuru chōsa kenkyū
• Jichitai Kenpo (Jichitai hogaku zenshu)
• Shōgai gakushū suishin taisei no seibi ni kansuru chōsa kenkyū
• Yamashita-Kun Wa Shaberanai