Kōjin-buro iseki, Kōjin-buro kofun
Subtitle: kenʼei Ochiai kōgyō danchi zōsei kōji ni tomonau hakkutsu chōsa
By: [henshū Okayama-ken Kodai Kibi Bunkazai Sentā]
Series: Okayama-ken maizō bunkazai hakkutsu chōsa hōkoku -- 76
Publisher: Okayama-ken Kyōiku Iinkai
Published: 1990
Place of publication: [Okayama-shi]
Language: jpn
Number of pages: 74