Iwao Okayama has written:
'Gendai kajin ron' -- subject(s): Waka, History and criticism, Japanese Poets
Tatsuo Iwao has written: 'Maikon pasokon no hanashi'
Yassu Okayama has written: 'The Ripa index' -- subject(s): Emblems, Indexes
Masakatsu Iwao has written: 'Yokomitsu Riichi ron' -- subject(s): Criticism and interpretation
Iwao Mori has written: 'Watakushi no geikai henreki' -- subject(s): Motion pictures
Noritoshi Tateishi has written: 'Okayama no densetsu' -- subject(s): Japan, Legends, Okayama (Prefecture)
Hideaki Kurosaki has written: 'Okayama kenjin' -- subject(s): Okayama, Japan (Prefecture), Biography
Iwao Nukada has written: 'Tsutsumi no bunka' -- subject(s): Packaging, Gift wrapping, Philosophy, Civilization
Iwao Kokusho has written: 'Hoken shakai no tosei to toso' -- subject(s): Social conditions, Economic conditions
Tsutomu Kanno has written: 'Kibi' -- subject(s): Okayama, Japan (Prefecture), Description and travel, History 'Kibiji' -- subject(s): Description and travel, Okayama, Japan (Prefecture), Views
Mitsumasa Ikeda has written: 'Ikeda Mitsumasa nikki' -- subject(s): Okayama, Japan (Fief), History
Toshimasa Tanai has written: 'A Mio-Pliocene flora from the Ningyo-toge area on the border between Tottori and Okayama Prefectures, Japan' -- subject(s): Paleobotany
The population of Okayama is 705,224.