Tochigi-ken (Japan)
Dōwa mondai no kaiketsu o mezashite- Fujin ni kansuru ishiki chōsa hōkokusho
- Heisei 2-nendo kensei no kihon hōshin to jūyō shisaku
- Kankyō no jōkyō oyobi shisaku ni kansuru hōkokusho
- Kankyō no jōkyō oyobi shisaku ni kansuru hōkokusho
- Kanuma chiiki shinrin keikakusho
- Kenmin no tame no shōhizei gaido
- Meiji Taishō Shōwa no paresu
- Shōjinzawa chiiki gakujutsu chōsa hōkokusho
- Tochigi kenkō 21 puran
- Tochigi kensei seron chōsa
- Tochigi kenshi