Tōkyō-to Nōgyō Shikenjō

• Ōshima Miharayama funʼen (yūgai gasu) ni yoru engei shokubutsu jumoku tō no higai ni kansuru kenkyū
• Seicha kōteichū no shojōken ga seicha hinshitsu ni oyobosu eikyō
• Tōkyō no sanshigyō to tomoni