🇬🇧 United Kingdom vs 🇯🇵 Japan
Tax residency, treaties and PE risk compared.
| Dimension | 🇬🇧 United Kingdom | 🇯🇵 Japan |
|---|---|---|
| Residency rule | Statutory Residence Test (SRT) — ties + days | Jusho (domicile) + 1-year presence |
| Day threshold | 183 days | 365 days |
| Warning band | from 90d | from 183d |
| Tax range | 20–45% | 5–45% + 10% local |
| Tax treaties | 130+ | 85+ |
| PE risk | Medium | Medium |
| Digital nomad visa | No | Yes |
| Best for | Returning expats using split-year treatment | Non-permanent residents (first 5 of 10 years) shielding foreign income |
| Common pitfall | Even 16 days can trigger residency if you have 4+ ties to the UK. | Non-permanent resident status ends after 5 years — then worldwide tax kicks in. |
Verdict
United Kingdom and Japan carry similar residency risk on day-count alone — the deciding factor is usually treaty coverage (130 vs 85) and your specific income mix.
Deep dive
🇬🇧 United Kingdom residency rules →
Deep dive
🇯🇵 Japan residency rules →
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