Okaya-shi Kyōiku Iinkai
Enoki gaito iseki hakkutsu chōsa hōkokusho- Enokigaito nashikubo iseki hakkutsu chōsa hōkokusho (gaihō)
- Enokigaito, Hirohata, Araiminami iseki hakkutsu chōsa hōkokusho (gaihō)
- Enokigaito, Kaido iseki, Jigokuzawa hakkutsu chōsa hōkokusho (gaihō)
- Hirohata abara shinden mashita maruyama iseki hakkutsu chōsa hōkokusho
- Kajōji iseki
- Nashi kubo nishigaito gōda kaido iseki hakkutsu chōsa hōkokusho gaihō
- Okaya no konjaku
- Okaya-shi no sekizō bunkazai
- Shibira nagatsuka jigokuzawa iseki hakkutsu chōsa hōkokusho
- ふるさとの歴史製糸業