🇯🇵 Japan vs 🇵🇹 Portugal
Tax residency, treaties and PE risk compared.
| Dimension | 🇯🇵 Japan | 🇵🇹 Portugal |
|---|---|---|
| Residency rule | Jusho (domicile) + 1-year presence | 183 days OR habitual residence on 31 Dec |
| Day threshold | 365 days | 183 days |
| Warning band | from 183d | from 150d |
| Tax range | 5–45% + 10% local | 14.5–48% (NHR 20%) |
| Tax treaties | 85+ | 80+ |
| PE risk | Medium | Medium |
| Digital nomad visa | Yes | Yes |
| Best for | Non-permanent residents (first 5 of 10 years) shielding foreign income | IFICI / NHR 2.0 applicants in scientific and tech roles |
| Common pitfall | Non-permanent resident status ends after 5 years — then worldwide tax kicks in. | Owning or renting a home on Dec 31 can establish residency regardless of day count. |
Verdict
Japan and Portugal carry similar residency risk on day-count alone — the deciding factor is usually treaty coverage (85 vs 80) and your specific income mix.
Deep dive
🇯🇵 Japan residency rules →
Deep dive
🇵🇹 Portugal residency rules →
Run a free residency scan
See your real exposure for Japan and Portugal this year.
Start free scan