Does Sending Money From Abroad to Japan Trigger Gift Tax? What Cross-Border Family Transfers Mean for Your Filing

It's common for people buying property or settling in Japan to receive financial support from a parent or spouse living overseas. It's tempting to assume that money moving between family members isn't a tax matter, but transfers above certain thresholds can be treated as taxable gifts under Japanese law.

This article walks through who is generally liable for Japan's gift tax, how the tax office becomes aware of transfers from abroad, and roughly how the tax is calculated and filed. The right answer depends heavily on individual circumstances, so treat this as a starting point for a conversation with a licensed tax accountant (zeirishi) before you move money.

Who Is Generally Liable for Japan's Gift Tax?

Liability is generally determined by whether the recipient (the person who receives the gift) has an address in Japan at the time of the gift. If the recipient is considered a resident of Japan for this purpose, the gift tax generally applies to the entire value of what was received, regardless of whether the assets are located in Japan or overseas.

Even if the recipient does not have an address in Japan, Japanese nationals who had an address in Japan at some point within the 10 years before the gift can still fall within scope for worldwide assets under certain conditions. Where neither the giver nor the recipient has an address in Japan, only assets located within Japan are generally taxable — but the exact determination depends on residency history and visa status, so it's worth confirming with a tax accountant before transferring funds.

Does the Tax Office Actually Find Out About Money Sent From Overseas?

Some people assume that a transfer from overseas simply won't be visible to Japanese tax authorities. In practice, financial institutions handling international transfers above a certain amount are required to report them to the tax office. Specifically, when a cross-border transfer exceeds 1 million yen, the handling institution is generally required to submit an "overseas remittance report" to the relevant tax office by the end of the following month.

This means records exist even if a large transfer is split into multiple payments. Because the tax office can cross-reference remittance records against filed returns, planning around the assumption that an unreported transfer "won't be noticed" carries real practical risk.

How Is the Gift Tax Calculated? Calendar-Year vs. Inheritance-Settlement Taxation

Japan generally offers two ways to calculate gift tax: calendar-year taxation and inheritance-settlement taxation. Under calendar-year taxation, the basic deduction is subtracted from the total gifts received between January 1 and December 31, and the remaining amount is taxed at progressive rates. The basic deduction is set at 600,000 yen under the core Inheritance Tax Act, but a special-measures law is generally understood to raise it to 1.1 million yen per year.

Inheritance-settlement taxation is an optional system generally available for gifts between parents/grandparents and children/grandchildren that meet certain conditions. Once elected, gifts after that point are taxed after a 1.1-million-yen basic deduction, and the gifted assets are later combined with the estate at inheritance for a final settlement. Importantly, once this option is chosen it generally cannot be reversed back to calendar-year taxation, so which approach is more favorable depends heavily on the purpose and scale of the gift and the expected size of the future estate.

Can Gift Tax Apply Even Between Spouses or Parents and Children?

It's a common misconception that transfers within a family are automatically exempt from gift tax. Situations like "nominee deposits" (where the person funding an account differs from the named account holder), or a parent covering part of a home's purchase price, can be treated as a gift in substance. This is a particular risk when a large transfer from family overseas is used to buy property registered solely in the recipient's name — it's worth checking carefully whether that structure amounts to a taxable gift.

For married couples with at least 20 years of marriage, there's generally a special spousal deduction of up to 20 million yen, separate from the basic deduction, available when gifting a residence or funds to buy one. That said, the marriage-length requirement and procedural conditions are specific, so anyone who might qualify should confirm the detailed requirements with a tax accountant.

In the SUMIMOTO Hub app, our 24/7 AI advisor can walk you through the general tax considerations around combining an overseas transfer with a property purchase, in multiple languages, and connect you with a partner tax accountant when needed. Please treat this as a starting point — the actual gift tax filing and calculation should be handled by a licensed tax accountant.