Sekigane-chō Kyōiku Iinkai
Matsugawara Ogurayama Iseki, Ogurayama dai 2 Tatara- Sekigane chōnai iseki hakkutsu chōsa hōkokusho
- Sekigane chōnai isekigun bunpu chōsa hōkokusho
- Sekigane chōnai isekigun hakkutsu chōsa hōkokusho
- Sekigane-chō no bunkazai
- Shimonobe, shimoyamadaira iseki hakkutsu chōsa hōkokusho
- Unadani iseki B chiku hakkutsu chōsa hōkokusho