Japan Inheritance and Gift Tax for Long-Term Foreign Residents

Japan inheritance tax foreigner exposure is the cross-border surprise with the largest numbers. The 相続税 (sōzokuzei, "inheritance tax") reaches a 55 percent top marginal rate, and for permanent residents and long-tenure foreigners it applies to worldwide assets inherited from any decedent, including assets and decedents abroad.¹²

Confirm current details with official sources

Procedures, fees, and requirements can change. Confirm current details at the National Tax Agency inheritance-tax pages. This article is general information, not legal, tax, or immigration advice; for your specific case, consult a licensed zeirishi (tax accountant) and a licensed cross-border tax advisor. It describes the statute and gives no strategy.

Overview

The post-2017 reforms tightened the formerly foreigner-favorable scope rows, widening worldwide coverage for long-tenure holders.²³ The implication is direct: a long-tenure foreign resident or permanent resident whose foreign parent dies abroad can face a major Japanese tax bill on inherited foreign assets, even where the home country levies no inheritance tax on the same transfer.²³

This article describes the statute only. It offers no strategy beyond that description, and any inheritance situation crossing the deduction threshold needs effectively mandatory advisor routing.³

The rate structure

Rates apply to each heir's statutory-share slice, not to the estate as a lump. The total is computed on deemed statutory shares, then allocated to actual recipients by acquisition value.¹⁴

The graduated table

Eight bands run from 10 percent to 55 percent with fixed deductions per band (as published by the National Tax Agency).¹

Statutory-share slice	Rate	Deduction
10M JPY or less	10 percent	none1
Over 10M to 30M JPY	15 percent	500K JPY1
Over 30M to 50M JPY	20 percent	2M JPY1
Over 50M to 100M JPY	30 percent	7M JPY1
Over 100M to 200M JPY	40 percent	17M JPY1
Over 200M to 300M JPY	45 percent	27M JPY1
Over 300M to 600M JPY	50 percent	42M JPY1
Over 600M JPY	55 percent	72M JPY1

The table carries the rate signal row by row. Professional summaries reproduce the same eight bands with identical figures.³⁵

The basic deduction

The basic deduction is 30M JPY plus 6M JPY per statutory heir.⁴ Estates below that line have no filing duty; estates above it must file even where later credits reduce the bill.⁴

Recipients outside the spouse and lineal line face a 20 percent surcharge on their computed tax before credits.⁴ That surcharge matters for sibling, nephew, and unrelated-beneficiary patterns.⁴

The 法定相続分 (hōtei sōzokubun, "statutory share") drives the math

The brackets apply to deemed shares under civil-law proportions. Actual unequal distributions reallocate the computed total afterward.¹⁴

Who faces worldwide scope

Scope turns on domicile history of the heir and the decedent, with a 10-year lookback separating the rows. No single row describes all residents.²³

Permanent residents and long-tenure heirs

Where heir or decedent domicile history meets the long-tenure rows, including 10-plus-year domicile and the 10-year lookback conditions, worldwide assets fall in scope.²³ The decedent's location does not matter: a foreign parent dying abroad leaves foreign assets inside Japan tax for a covered heir.²

The post-2017 reform is what pulled many long-tenure foreign residents into these rows. Pre-reform assumptions about foreigner-favorable treatment no longer hold.²³

Short-tenure and non-domiciled rows

Short-tenure rows limit scope to Japan-sited assets under lookback conditions.²³ The 10-year lookback complicates late departures: leaving Japan shortly before a foreseeable inheritance does not reliably break worldwide scope for long-tenure holders.²

A foreign death abroad can still trigger Japan tax

Domicile history of the heir, not the decedent's location, decides scope. Confirm the applicable row with the advisor before assuming foreign assets sit outside.²³

The gift-tax parallel

The 贈与税 (zōyozei, "gift tax") operates as the lifetime companion to the inheritance tax. Its scope rows parallel the inheritance rows by domicile history, so lifetime transfers do not escape the tenure logic.²⁶

Annual gift taxation mechanics

Gifts aggregate per calendar year per donee under the gift-tax answer pages.⁶ The calendar-year aggregation is the unit of account for every lifetime-transfer question.⁶

Why gifts do not sidestep inheritance scope

The paired scope rows mean a transfer taxable as a gift in life would have been taxable as an inheritance at death under the same tenure conditions.²⁶ This section states that pairing without recommending any transfer pattern.

Good to know

A foreign parent dying abroad can trigger Japan tax

The surprise case is structural, not rare: a permanent resident or 10-year resident heir inherits foreign assets from a foreign decedent, and Japan taxes the worldwide acquisition while the home country may tax nothing.²³

Tenure history decides the bill

The 10-year lookback keeps departed long-tenure holders in worldwide scope for years after leaving. Tenure counting, not current address alone, controls the row.²³

Inheritances interact with other filings

An inheritance above the basic deduction triggers its own return, and any later remittance of the proceeds touches the income-tax remittance rules for residents still inside the non-permanent window. Each filing follows its own statute and calendar.⁴⁶

See also

• Hiring a Cross-Border Tax Advisor
• Zeirishi: Tax Accountants in Japan
• Japan Exit Tax (Shukkokuzei) for Departing High-Asset Residents

References

Footnotes

1. National Tax Agency. Tax Answer No.4155: inheritance-tax rates (10 to 55 percent table). https://www.nta.go.jp/taxes/shiraberu/taxanswer/sozoku/4155.htm ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷ ↩⁸ ↩⁹ ↩¹⁰ ↩¹¹ ↩¹²

2. National Tax Agency. Inheritance-tax scope pages (domicile and 10-year lookback rows). https://www.nta.go.jp/taxes/shiraberu/taxanswer/sozoku/ ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷ ↩⁸ ↩⁹ ↩¹⁰ ↩¹¹ ↩¹² ↩¹³ ↩¹⁴

3. PwC Japan. Tax Summaries: Japan individual other taxes (worldwide scope, lookback, rate table). https://taxsummaries.pwc.com/japan/individual/other-taxes (limitation: tier-3 professional summary, cross-checked against NTA rate table) ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷ ↩⁸ ↩⁹ ↩¹⁰ ↩¹¹

4. National Tax Agency. Tax Answer No.4152: inheritance-tax computation and basic deduction (30M plus 6M per heir). https://www.nta.go.jp/taxes/shiraberu/taxanswer/sozoku/4152.htm ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷

5. MIN-Taxes (licensed zeirishi publication). Basic exclusion and rate explainer with NTA citations. https://min-taxes.com/en/column/sozoku-zei-kiso-kojyo-setsuzei/ (limitation: tier-3, used for framing only) ↩

6. National Tax Agency. Gift-tax answer pages (calendar-year aggregation). https://www.nta.go.jp/taxes/shiraberu/taxanswer/zoyo/ ↩ ↩² ↩³ ↩⁴ ↩⁵