| Boundary tags |
| Admin. level | 4 |
| Boundary | Administrative |
| ISO3166-2 | JP-33 |
| is_in:country | Japan |
| is_in:country_code | JP |
| name | 岡山県 |
| place type | province |
| ref | 330001 |
| sorting_name:cs | Okajama |
| source | KSJ2 |
| type | Boundary |
| website | https://www.pref.okayama.jp/ |
| wikidata | Q132936 |
| wikipedia | ja:岡山県 |