Sekiyu Sangyō Kasseika Sentā

• Jūnenshi, 1986-1996
• Minsei bumon ni okeru PM sokutei gijutsu oyobi teigen gijutsu dōkō ni kansuru chōsa hōkokusho
• Minseiyō sekiyu nenryō riyōbunʼya ni okeru kongo no gijutsu kaihatsu no hōkōsei ni kansuru chōsa hōkokusho
• Sekiyu o gennenryō to shita suiso seizō nenryō denchi gijutsu hōkokusho
• Sekiyu o gennenryō to shita suiso seizō nenryō denchi gijutsu hōkokusho
• Sekiyukei genryō ni yoru suiso seizō no yōso gijutsu ni kansuru chōsa kenkyū hōkokusho
• Shōraigata nenryō kōdo riyō gijutsu kaihatsu hōkokusho