Mizu No Hanashi by Yutaka Takahashi (476551434X 9784765514347 4-7655-1434-X)
Toshi Kotsu No Hanashi by Kozo Amano (4765514633 9784765514637 4-7655-1463-3)
Toshi Kotsu No Hanashi by Kozo Amano (4765514641 9784765514644 4-7655-1464-1)
Toshi No Mizu Kankyo No Sozo by Takao Kunimatsu, Masataka Sugahara (476551479X 9784765514798 4-7655-1479-X)
Jizoku Kano Na Nihon: Doboku Tetsugaku E No Michi by Susumu Yoshihara (4765516113 9784765516112 4-7655-1611-3)
Jiban Kankyo No Osen to Joka Shufuku Shisutemu: Soil Contamination and Remediation System by Keiji Kogure (4765516164 9784765516167 4-7655-1616-4)
Dodomeko No Rikigaku Riron to Sono Jissho by Takao Sugimoto, Tomio Tamano (4765516423 9784765516426 4-7655-1642-3)
