| Boundary tags |
| Admin. level | 4 |
| Boundary | Administrative |
| ISO3166-2 | JP-35 |
| is_in:country | Japan |
| is_in:country_code | JP |
| name | 山口県 |
| place type | province |
| ref | 350001 |
| sorting_name:cs | Jamaguči |
| type | Boundary |
| website | https://www.pref.yamaguchi.lg.jp/ |
| wikidata | Q127264 |
| wikipedia | ja:山口県 |