NTT Dēta Keiei Kenkyūjo

• "Shakai keizai ni okeru denshi shōtorihiki tō no genjō to kadai ni kansuru chōsa" hōkokusho
• Chūgoku Tenshin-shi ni okeru hai purasuchikku no materiaru risaikuru jigyō
• Hanzai, tero taisaku no tame no kagaku gijutsu no dōkō oyobi kenkyū seika no jitsuyōka ni kansuru chōsa kenkyū
• Heisei 20-nendo kankyō keiei bijinesu sokushin chōsa (kōiki risaikuru chēn kōchiku sokushin tō kiso chōsa jigyō)
• Heisei 21-nendo chiiki shō-ene kaden nisanka tanso sakugenryō kashika jigyō
• Jinzai mappu, jinzai ikusei keikaku
• Jinzai mappu, jinzai ikusei keikaku
• Jinzai mappu, jinzai ikusei keikaku
• Jinzai mappu, jinzai ikusei keikaku
• Jinzai mappu, jinzai ikusei keikaku
• Jinzai mappu, jinzai ikusei keikaku
• Jinzai mappu, jinzai ikusei keikaku