US Expat Taxes In Japan

Guide for U.S. Expat Taxes in Japan
Navigating U.S. expat taxes in japan is crucial for all Americans. In Japan, income tax is imposed on residents, Americans must also fulfill U.S. tax requirements. Understanding both systems ensures optimal planning for U.S.expat taxes in japan.
Featured In







15th June
Expat Tax Deadline
For U.S. expats, the automatic tax filing extension deadline is June 16th in 2025. If more time is needed, filing Form 4868 before this date extends the deadline to October 15th. The FBAR must also be submitted by October 15th. Certain special cases may qualify for an additional extension until December 15th.
Understanding Taxes in Japan for Foreigners
American expats in Japan are subject to Japanese income tax based on residency status. Residents are taxed on worldwide income, while non-residents are taxed only on Japan-sourced income. It’s essential to determine your residency to understand your tax liabilities.
Tax Requirements
Residency Status
Residents are taxed on global income; non-residents on Japan-sourced income. Residency is typically determined by the length and purpose of stay.
U.S. Federal Tax Return (Form 1040)
U.S. expat taxes in Japan must be filed an annual U.S. tax return, reporting worldwide income.
Foreign Bank Account Report (FBAR)
If foreign financial accounts exceed $10,000 at any time during the year, expats must file FinCEN Form 114.
Foreign Earned Income Exclusion (FEIE)
Eligible expats can exclude up to $120,000 (for 2023) of foreign-earned income from U.S. taxation by meeting specific residency tests.
Foreign Tax Credit (FTC)
Allows U.S. expats taxes in japan to offset taxes paid to Japan against their U.S. tax liability, preventing double taxation.
Self-Employment Tax
U.S. expat in Japan who are self-employed may be subject to both Japanese and U.S. self-employment taxes.
Inhabitant Tax
Local governments levy an inhabitant tax on residents, typically around 10% of the previous year’s income as tax in Japan for foreigners.
Social Insurance Contributions
Employees and employers must contribute to Japan’s social insurance programs, covering health, pension, and other benefits.
Tax Treaty
The U.S. and Japan have a tax treaty to prevent double taxation and provide clarity on tax matters.
Tax Facts for U.S. Expats in Japan
Understanding the tax landscape is vital for U.S. expats in Japan. Here are some essential points for Americans in Japan:

Residency Determines Taxation
Residents are taxed on global income; non-residents on Japan-sourced income only.

U.S. Tax Obligations Remain
American expats must file U.S. tax returns, reporting worldwide income.

Social Insurance Contributions
Both employees and employers contribute to Japan’s social insurance programs.
Start your Expat Tax Return Journey Now
Easy to File Taxes
Expat Taxes Have Never Been Easier
Filing U.S. taxes as an expat doesn’t have to be stressful. Our streamlined process makes it quick, secure, and hassle-free, ensuring you meet all IRS requirements
Gather Your Documents
Collect income statements, foreign tax records, and bank account details to prepare for your expat tax return.
Submit Your Information
Securely upload your documents through our encrypted portal, and our expat tax specialists will review everything for accuracy.
We Handle the Rest
Our team prepares your return, ensures compliance, and files it on your behalf—giving you peace of mind.
Why Choose Us?
Expert Tax Solutions for U.S. Expats Living Around the World
Expat-Focused Tax Expertise
We specialize in U.S. expat taxes, ensuring compliance with IRS regulations and tax treaties. Our team navigates complex reporting requirements, foreign tax credits, and exclusions to minimize your tax burden.
Secure & Hassle-Free Filing
Our online portal provides encrypted, easy document submission, so you can file from anywhere. We handle everything from FBAR reports to state taxes, ensuring a smooth process.
Personalized Support & Compliance Assurance
Each client gets a dedicated tax professional to answer questions, optimize deductions, and keep them compliant. We provide tailored strategies to avoid penalties and maximize savings.

Testimonials
What Our Clients Have to Say




We Have All Your Queries Covered
Have questions about your U.S. expat state taxes? We’re here to help. Below are answers to some common queries we encounter from expats around the world.
How does Japan determine tax residency?
Residency is generally based on the length and purpose of stay. Those residing in Japan for over a year or with the intention to reside long-term are typically considered residents.
Are U.S. expat in Japan subject to Japanese taxes?
Yes, if considered residents, they are taxed on worldwide income. Non-residents are taxed only on Japan-sourced income.
Do U.S. expats in Japan need to file U.S. tax returns?
Yes, U.S. citizens must report their global income to the IRS annually, regardless of residence.
Can Americans live in Japan?
Yes, Americans can live in Japan with the appropriate visa, such as work, student, or long-term resident visas.
Is there a tax treaty between the U.S. and Japan?
Yes, the U.S. and Japan have a tax treaty to prevent double taxation and clarify tax obligations.
How can U.S. expats in Japan avoid double taxation?
By utilizing the Foreign Tax Credit and the U.S.-Japan tax treaty, expats can offset taxes paid in Japan against their U.S. tax liability.
Still have questions? Contact us today to get expert guidance on all your U.S. expat state taxes.