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Pension Lump-Sum Withdrawal Japan: The Two-Year Deadline | MyKyoten

This is not a technicality. It is a hard statutory cutoff under the National Pension Act and Employees' Pension Insurance Act. The government keeps your…

Last verified: 2026. This guide is based on Immigration Bureau regulations, Ministry of Health Labour and Welfare guidelines, and standard Japanese administrative practice. It is informational only and does not constitute legal advice. Consult a licensed immigration attorney or official government sources for case-specific guidance.

You paid into Japan's pension system every month you worked here. That money does not disappear when you leave. But if you do not file for your lump-sum withdrawal refund within two years of your departure date, it is gone. Permanently. No appeals process. No hardship exemptions. No second chances.

This is not a technicality. It is a hard statutory cutoff under the National Pension Act and Employees' Pension Insurance Act. The Japanese government keeps your money after that window closes.

So What Exactly Is This Refund, and Do You Qualify?

The pension lump-sum withdrawal payment, known in Japanese as 脱退一時金 (Dattai Ichijikin), is a partial refund of the contributions you made to Japan's public pension system while working here. It exists specifically because foreigners who leave Japan cannot collect a Japanese pension in retirement the same way residents can.

To qualify, you must meet all of the following:

If you hold a permanent residency visa, you are ineligible because you are still expected to eventually draw a pension. This is also worth understanding before you apply for PR. The moment you obtain it, you lose access to this refund permanently.

Honestly, a surprising number of foreigners never file at all. Based on reports from foreign residents and community forums, the main reasons are: they did not know the refund existed, they assumed their employer handled it, or they simply forgot after returning home.

→ Use the Payslip Decoder to understand every deduction on your Japanese payslip including pension contributions.

The Two-Year Deadline Is Brutal and Non-Negotiable

The clock starts the day you leave Japan, not the day you quit your job, not the day your visa expires.

If you worked until March 31 and left Japan on April 10, your deadline is April 10, two years later. Not a day later.

Warning Box: There is no grace period. No extension for illness, COVID-related delays, family emergencies, or administrative errors. Once the two-year window expires, Japan Pension Service will reject your application outright. The legal basis is Article 9 of the Lump-Sum Withdrawal Payment provisions. This is not a processing delay issue. It is a legal forfeiture.

Here is the part nobody tells you: many foreigners leave Japan and then spend months wrapping up work contracts, transitioning jobs back home, dealing with family. The two-year window feels distant until it suddenly is not. File as early as possible after leaving. There is no benefit to waiting.

How Much Will You Actually Get Back?

The refund is not a full return of contributions. It is calculated using a government-set multiplier based on how many months you contributed, capped at a maximum of 60 months (5 years) for Kosei Nenkin.

Basic formula for Kosei Nenkin:

Refund = Average Standard Monthly Remuneration x Multiplier (set by contribution period)

The multiplier table, as of current MHLW guidelines, works roughly like this:

| Contribution Period | Multiplier | |---|---| | 6–11 months | 6 | | 12–17 months | 12 | | 18–23 months | 18 | | 24–35 months | 24 | | 36–47 months | 36 | | 48–59 months | 48 | | 60 months or more | 60 |

Worked example: A Brazilian software engineer on an Engineer/Specialist in Humanities visa earned an average standard monthly remuneration of ¥300,000 and contributed for 36 months. Her gross refund calculation: ¥300,000 x 36 = ¥10,800,000. But this is not her payout. The formula actually applies the multiplier to a fraction of remuneration. The actual refund, based on current MHLW tables, would be approximately ¥572,000 to ¥650,000 before tax, depending on her exact contribution record and employer-side contributions captured in the calculation. Use the Leaving Japan Calculator to get a closer estimate based on your own numbers.

For Kokumin Nenkin contributors, the calculation is simpler and based on a fixed monthly refund unit multiplied by contribution months, currently around ¥5,000 to ¥6,000 per month of contribution.

The Step-by-Step Filing Process From Outside Japan

This is where people mess up the most. The process is entirely paper-based and done by international mail. There is no online submission system.

Step-by-Step Checklist: 1. Download Form 様式第105号 (Dattai Ichijikin application) from the Japan Pension Service website 2. Fill it out in full, including your pension number (on your Nenkin Techo or old payslips) 3. Attach a copy of your passport showing your photo, personal details, and the exit stamp from Japan 4. Attach proof of your overseas bank account (bank certificate or SWIFT/routing details on bank letterhead) 5. Attach your juminhyo showing your move-out registration OR a copy of your residence card showing it was returned or canceled 6. Mail everything to: Japan Pension Service (日本年金機構), 3-5-24 Takaido-Nishi, Suginami-ku, Tokyo 168-8505 7. Use registered international mail with tracking. This is not optional. 8. Keep copies of everything you send

Processing typically takes 6 to 12 months. You will receive your refund by international bank transfer. If your documents are incomplete, Japan Pension Service will mail a deficiency notice to your overseas address. This is why your contact address on the form must be accurate and current.

If you no longer have your Nenkin Techo or cannot find your pension number, you can sometimes retrieve it from your old payslips. If your Japanese payslips are difficult to read, the Payslip Decoder can help you identify the relevant fields.

Japan Takes 20% Off the Top. Here Is How to Get Some Back.

Japan withholds a flat 20.42% tax (20% income tax plus 0.42% special reconstruction surtax) from your lump-sum refund before sending it. This happens automatically. You do not get to opt out.

For the worked example above, on a ¥600,000 refund, Japan would withhold approximately ¥122,520. You receive roughly ¥477,480.

The catch is this withholding rate may be higher than what your country's tax treaty with Japan actually allows. Many countries have tax treaties that cap the withholding rate at 0% or a lower percentage on this specific type of payment. Germany, the UK, the United States, Australia, and Canada all have active tax treaties with Japan covering pension-related income, though the specific treatment varies.

To reclaim the excess withholding, you need to:

1. File a Tax Refund Claim (更正の請求 or 還付申告) with the Suginami Tax Office in Tokyo (which has jurisdiction over Japan Pension Service payments) 2. Use Form 様式第10号 or the relevant non-resident refund form 3. Include your treaty country documentation and proof of tax residency abroad 4. File within one year of the refund payment date

This is a separate process from the pension application itself and requires you to deal with Japanese tax administration from overseas. Based on common experience among foreign nationals who have gone through this process, the tax recovery filing is frequently skipped because people do not know it exists. The Pension Refund Tax guide covers this process in more detail.

What if you left Japan years ago and just discovered this refund exists? Check your departure date first. If it was less than two years ago, file immediately. If it was more than two years ago, the legal window is closed. There is no administrative remedy available under current law.

What if you contributed under both Kosei Nenkin (as an employee) and Kokumin Nenkin (during a gap period as self-enrolled)? You may be eligible for refunds under both systems, but they require separate applications. The calculation periods are also tracked separately. Make sure your application covers both contribution types and that your pension record reflects all enrollment periods. Gaps or errors in your pension record are not uncommon. You can review your contribution history by requesting a records extract (ねんきん定期便 equivalent) before leaving Japan, or by contacting Japan Pension Service directly from abroad.

The social insurance and pension guide covers how enrollment works across both systems if you need to understand your contribution history first.

Your next step: Confirm your exact departure date from Japan, locate your pension number from your Nenkin Techo or old payslip, and download Form 様式第105号 from the Japan Pension Service website. Do not wait until month 23 to start gathering documents. International mail takes weeks, pension processing takes months, and there is zero buffer built into the two-year cutoff.

Can I apply for the lump-sum withdrawal if I plan to return to Japan later? You can apply after leaving, but once you receive the refund, those contribution months are wiped from your pension record permanently. If you return to Japan later and eventually accumulate enough years to qualify for a regular pension, those earlier months will not count. Think carefully if long-term Japan plans are possible.

Does my employer do any of this paperwork for me? No. The lump-sum withdrawal is entirely your own responsibility to file from outside Japan. Your employer handled enrollment and payroll deductions while you worked, but the exit refund process is initiated by you, after departure, directly with Japan Pension Service.

What happens if my bank account details are wrong on the application? Japan Pension Service will mail a correction notice to your overseas address. This delays processing by months and risks pushing you uncomfortably close to your two-year deadline if you filed late. Use a bank account that will remain open and accessible for at least 12 to 18 months after filing.

Before you finalize your application, use the Leaving Japan Calculator to estimate your refund amount based on your actual contribution months and salary level. It helps you verify whether the figure Japan Pension Service pays out is in the right range, and flags whether the 20% withholding tax recovery is worth pursuing given your country's treaty status.