Tōkyō-to Kōgai Kenkyūjo

• Environmental protection in Tokyo
• Fuyū ryūshijō busshitsu tō sokutei dēta-shū
• Izu Ōshima kōkagaku sumoggu chōsa hōkokusho
• Kōgai to Tōkyō-to
• Taiya sōon ni kansuru shogaikoku no kenkyū
• Tosho, shiryō mokuroku