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Osaka City Hall (citywide ward-office policy)
〒530-0005 大阪府大阪市北区中之島1丁目3番20号
06-6208-8181
Open now — normal hours
"Open" here can mean only specific services are available — check below before visiting for something outside normal hours.
Available today (17:30–19:00)
- Family registry (koseki) certificates
- Residence certificates
- Seal registration
- My Number (Individual Number) card procedures
- Tax certificates
- Health insurance / pension — residence-change procedures only
- Welfare — residence-change procedures only
Applies at each Osaka ward office (区役所), not at the main City Hall building whose address/phone are listed on this page.
Normal hours
09:00–17:30
Good to know
This entry documents Osaka City's citywide resident-service policy (verified from official city pages), not one specific ward office. For an actual visit, find and use your own ward office's address/phone — the policies above still apply there.
Source: Osaka City — Ward Office Hours & Friday Extended Service
Last verified: 2026-08-29