Tax Implications by Visa Status in Japan

Tax Residency Categories

Japan classifies individuals into three tax residency categories. Your category determines the scope of income subject to Japanese tax.

Resident vs Non-Resident Taxation

The Domicile and Residence Test

Japan determines tax residency based on where you have your domicile (住所) or residence (居所). This is a facts-and-circumstances test that considers:

• Where your family lives
• Where your home is
• Where your work is based
• Your intentions regarding continued presence in Japan

The commonly cited “183-day rule” is actually from tax treaties, not domestic law. Under domestic law, even someone present for less than 183 days can be treated as a resident if they establish a domicile in Japan.

Non-Resident Taxation

Non-residents are taxed only on Japan-source income at the following rates:

• Employment income for work performed in Japan: 20.42% withholding (flat rate, no deductions)
• Real estate income from Japan: Standard progressive rates, but filed via a tax representative
• Dividends from Japanese companies: 20.42% withholding
• Royalties from Japanese sources: 20.42% withholding

Non-residents generally cannot claim most income deductions or tax credits, making the effective rate higher than for residents with the same income.

Worldwide Income Rules

Understanding what counts as taxable income for each residency category is critical for proper compliance:

Non-Permanent Residents

If you have been in Japan for less than 5 of the past 10 years, you are a non-permanent resident. Your tax obligation covers:

• All Japan-source income: Regardless of where it is paid or received.
• Foreign-source income paid in Japan: For example, a foreign client depositing payment into your Japanese bank account.
• Foreign-source income remitted to Japan: Any amount transferred from overseas accounts to Japan. This includes transfers for living expenses, not just business income.

Permanent Residents (Tax)

After 5 years in Japan (within the last 10), you become a permanent resident for tax purposes and are subject to tax on your worldwide income. This includes:

• All employment income worldwide
• Business income from any country
• Investment income (dividends, interest, capital gains) from any country
• Rental income from properties anywhere in the world
• Pension income from foreign sources

This transition happens automatically — there is no notification or election. Many foreign residents are surprised when they reach the 5-year mark and suddenly owe tax on foreign investment income they previously did not need to report.

Tax Treaties

Japan has tax treaties with over 70 countries. These treaties prevent double taxation and may reduce withholding tax rates on cross-border income. Key features:

How Tax Treaties Work

• Treaties assign taxing rights for different types of income to one country or the other (or both with credit mechanisms).
• They often include the 183-day rule: short-term employees sent to Japan for less than 183 days may be exempt from Japanese tax on employment income if certain conditions are met (salary paid by non-Japanese employer, not borne by a Japanese permanent establishment).
• Reduced withholding rates on dividends, interest, and royalties (often 10–15% instead of the domestic 20.42%).
• Special provisions for students, teachers, and researchers — some treaties exempt certain income for limited periods.

Common Treaty Countries

Japan has treaties with the United States, United Kingdom, Australia, Canada, Germany, France, South Korea, China, India, Singapore, and most other major economies. Treaty provisions vary by country, so always check the specific treaty that applies to your situation.

Foreign Tax Credits (外国税額控除)

If you are a permanent resident (for tax purposes) and pay tax to a foreign government on income that is also taxable in Japan, you can claim a foreign tax credit to avoid double taxation.

How It Works

• The credit is limited to the lesser of: the foreign tax actually paid, or the amount of Japanese tax attributable to the foreign-source income.
• Excess credits can be carried forward for 3 years.
• You must file Schedule 外国税額控除に関する明細書 with your tax return.
• Documentation required: proof of foreign tax paid (tax return, withholding certificate, or payment receipt from the foreign country).

Common Scenarios

• US dividends: The US withholds 10% under the Japan-US treaty. You report the gross dividend in Japan, pay Japanese tax, and claim a credit for the US withholding.
• UK pension: If the UK taxes your pension, you can claim a credit against your Japanese tax on the same pension income.
• Rental income from overseas property: If you pay property tax and income tax in the source country, the income tax portion is creditable in Japan.

Leaving Japan: Final Tax Return (準確定申告)

When you leave Japan permanently, you have several important tax obligations to fulfill before departure.

Filing Your Final Return

If you leave Japan before the normal filing period (February 16 – March 15), you must file a quasi-final return (準確定申告) for income earned from January 1 until your departure date. This must be filed before you leave or through a tax representative.

Appointing a Tax Representative (納税管理人)

If you cannot handle all tax matters before departure, you must appoint a tax representative (納税管理人) who resides in Japan. This person:

• Receives tax notices and correspondence on your behalf
• Files returns if needed (e.g., if you receive Japanese income after departure)
• Makes tax payments for you
• Can be any individual or entity in Japan (friend, accountant, company)

File the Notice of Tax Representative (納税管理人の届出書) with your local tax office before departing.

Resident Tax After Departure

Resident tax is assessed on January 1 each year based on the previous year’s income. If you are a resident of Japan on January 1, you owe resident tax for the full year — even if you leave in January. If you leave before January 1, you will not owe resident tax for that year.

Exit Tax (国外転出時課税)

If you hold financial assets worth ¥100,000,000 or more and have been a resident for 5+ of the last 10 years, Japan imposes an exit tax on unrealized capital gains when you leave. This applies to stocks, bonds, and certain financial derivatives. You can apply for a payment deferral if you provide collateral and appoint a tax representative.

Arriving in Japan: First-Year Considerations

Determining Your Status

When you first arrive, you will typically be classified as a non-permanent resident (assuming you are not a Japanese national and have not previously lived in Japan). This means foreign-source income is only taxed if paid in or remitted to Japan.

First-Year Income

• Income earned before arriving in Japan is generally not taxable in Japan (it was not earned while you were a resident).
• Income earned after arrival from Japan-based work is fully taxable from your first day of residency.
• If your employer in your home country continues paying you for work performed in Japan, that income is Japan-source and taxable.

Moving Expenses

If your employer reimburses relocation costs, these are generally not taxable as income in Japan, provided they are reasonable and directly related to the move. However, if your employer provides a “settling-in allowance” or lump sum beyond actual moving costs, the excess may be taxable.

Social Insurance From Day One

Regardless of your tax residency status, social insurance enrollment is mandatory from the date you register your residence in Japan. This means:

• If employed: your employer enrolls you in Employees’ Health Insurance and Pension from your start date.
• If self-employed or not working: enroll in National Health Insurance at your ward office within 14 days of registering your address.
• National Pension enrollment is required for all residents aged 20–59.