Why Your Overseas Credit Doesn't Transfer to Japan (and What Does)

Information current as of May 2026 based on the CIC public information page, the JICC registration documentation, and the American Express Global Card Transfer program documentation.

This is the most-asked question on every expat forum about credit in Japan: "I had a 780 FICO at home — surely I can use that here?" The short answer is no. The longer answer involves understanding why the system is structured this way and what you can actually do about it.

Why credit bureaus don't share data internationally

Credit bureaus are private companies, not government agencies. They contract with member institutions (banks, card issuers, telecom carriers) to receive monthly data and provide it back as risk reports. Each country's bureau system is built around:

• National-specific identification (Social Security Number in the US, MyNumber in Japan, Steueridentifikationsnummer in Germany)
• National-specific income reporting and tax integration
• National-specific consumer-protection law (FCRA in the US, 個人情報保護法 in Japan, GDPR in EU)
• Member institutions that operate primarily within national borders

Without a treaty-level data-sharing agreement and aligned consumer-protection law, cross-border credit reporting would expose bureaus to enormous legal risk. No such treaty exists between Japan and any other country as of 2026. CIC, JICC, and KSC explicitly do not pull from foreign bureaus, and you cannot legally compel them to.

What the issuer sees when you apply

When you apply for a Japanese card or loan, the underwriter:

1. Pulls your CIC file (and JICC if cross-checking) by name + birthdate + 在留カード number
2. Sees: empty file (no record), or thin file (only your phone installment, only one prior card), or thick file (multiple cards, loans, all in good standing)
3. Cross-references with the issuer's internal application database
4. Runs an automated underwriting algorithm
5. Returns approve / reject / refer-to-human

Your overseas FICO score, no matter how high, is invisible to step 1 and irrelevant to step 4. There is no field in the application form to enter it, and no way for the issuer to verify it.

Bringing a printed FICO report to a Japanese bank meeting is a common expat move that produces zero useful effect. Loan officers are polite but cannot enter foreign data into their systems. Skip it.

The narrow set of things that do help

1. American Express Global Card Transfer (GCT)

If you have an American Express card from another country (US, UK, Australia, Canada, Singapore, Hong Kong), you can sometimes transfer your account history to American Express Japan. American Express specifically markets this through its Global Transfer program (terms vary by country pair).

What the program does:

• Reviews your existing Amex relationship (years of membership, payment history)
• Issues you a Japanese Amex card without requiring a Japanese credit history
• The Japanese card builds Japanese CIC history going forward (the foreign history is not visible to other Japanese issuers)

This is the single most useful program for foreigners moving to Japan with an existing Amex relationship. Practical considerations: Amex Japan is not as widely accepted in Japan as Visa or Mastercard, so it works best as a complement to a domestic 流通系 card.

2. Foreign-issued cards used in Japan

You can use any foreign-issued Visa, Mastercard, Amex, or Discover card in Japan at any merchant accepting that brand. The card reads as a foreign card and the merchant accepts it normally. Your home-country bureau gets the activity report; Japanese bureaus see nothing.

This is fine for short-term transactions but not a long-term solution because:

• Foreign-currency surcharge (typically 1–3% per transaction)
• No 楽天ポイント / mileage in Japanese ecosystems
• If your foreign account closes (you move, you cancel), you lose the spending channel
• Some Japanese services (utilities, mobile carriers) reject foreign cards entirely for monthly billing

3. Building Japanese credit in parallel

The serious answer: start building Japanese credit on day one. Mobile installment, retail card, clean payments, limit increase. By month 12, you have a useful Japanese file. By month 18, you have a normal-thickness file. Full path is in our building credit history guide.

This is the strategy that scales — once you have a Japanese file, you can apply for higher-tier products and eventually mortgages without your foreign history mattering.

Things that don't work (despite what you'll see online)

"Credit translation" services

Searches sometimes turn up "international credit history transfer" services. These are not legitimate. No private company can inject your foreign history into Japanese bureaus, because the bureaus only accept data from contracted member institutions. Avoid services that claim to "transfer your credit score to Japan."

Nova Credit and similar

Nova Credit is a real US-based startup that aggregates international credit data — but it works only for newcomers to the US, integrating with US lenders that opt into the program. There is no Japan-direction equivalent. Japanese banks do not partner with Nova Credit, and there are no Japanese fintech equivalents handling cross-border bureau data into Japan.

Foreign loan history as collateral

Showing a Japanese bank that you paid off a $300,000 mortgage in your home country does not entitle you to favorable mortgage terms here. The bank cannot verify it, cannot underwrite against it, and cannot reduce its risk model based on it. The bank's risk officer might be impressed personally; the underwriting algorithm doesn't care.

Letters of recommendation from foreign banks

A "letter of good standing" from your home-country bank is occasionally requested by Japanese banks for non-credit purposes (such as opening a foreign-currency account). It does not improve your Japanese mortgage or card application. Don't pay your home bank a fee for one unless your Japanese counterparty specifically asks.

The practical 12-month plan for new arrivals

Month	Action	Why
0	Open Japanese bank account, register at city hall, get MyNumber	Foundation for everything else
1	Apply for Amex Global Transfer if eligible (existing Amex membership)	Fast bridge from foreign credit
1–2	Mobile contract on 24-month installment	Opens CIC record
3–6	Use foreign card for daily spending while Japanese file builds	Maintain foreign credit while bridging
6–9	Apply for first Japanese card (Epos, Aeon, Saison, Rakuten)	CIC file is thick enough; approval likely
9–18	Use Japanese card monthly, paid in full	Build clean record
18+	Add second card, request limit raise; consider auto loan or mortgage prep	File matches Japanese-citizen norm

The painful gap is months 0–6: you're effectively without convenient credit access for routine Japanese services. The bridges (Amex GCT, foreign card for online, debit card for daily) work but require thought.

Edge cases by nationality

• US: Amex GCT is the most common bridge. Existing US issuers (Citi, Chase) do not have direct Japan transfers. Citi sold its Japan retail business to SMBC Trust (now PRESTIA), which is why some former Citibank Japan customers have a relationship there.
• UK / Europe: Amex GCT works. UK-issued cards (Barclaycard, HSBC) are accepted in Japan but no transfer program.
• Korea / China / Hong Kong: Amex GCT works in some country pairs. Korean and Chinese UnionPay cards are accepted at most major Japanese merchants. JCB has more relationships in Asia than other Japanese brands.
• Australia / Singapore: Amex GCT is well-established. AmEx Singapore-to-Japan is a common path.

If you're starting over: what to do today

1. Don't let this slow you down. Many foreigners get tangled in "but I have great credit at home" thinking and delay starting the Japanese path. The lost time can't be recovered. Start month 0.
2. Apply for Amex GCT immediately if you have any Amex relationship in your home country.
3. Buy your phone on installment from a major carrier rather than outright. ¥3,000–¥5,000 monthly to CIC for 24 months is the cheapest credit-building investment available.
4. Don't apply for multiple Japanese cards in your first 3 months. 申込ブラックリスト pattern hurts you.
5. Pull your CIC report at month 6 to verify the data is being recorded correctly.

If you'd like a Japanese-speaking helper to review your specific situation — your home country, your existing card relationships, your Japanese visa status — and recommend the cleanest bridge, post your question on LO-PAL. Free to ask; you only pay if you accept task help.

Phrases for explaining your situation

• 「日本に来たばかりで信用情報がありません」 (Nihon ni kita bakari de shinyou jouhou ga arimasen) — I just arrived in Japan and don't have credit information.
• 「海外のクレジットヒストリーは日本では使えますか？」 (Kaigai no kurejitto hisutorii wa Nihon de wa tsukaemasu ka?) — Can my overseas credit history be used in Japan?
• 「アメリカン・エキスプレスのグローバル・トランスファーで申し込みたいです」 (Amerikan Ekisupuresu no Guroobaru Toransufaa de moushikomitai desu) — I'd like to apply via American Express Global Transfer.

Related articles

• Credit, Loans, and Mortgages in Japan for Foreigners (2026)
• Building Credit History in Japan from Zero
• Easy-Approval Cards for Foreign Residents
• Credit Bureau Disclosure Guide

Get a Personalized Plan from a Local

If you're trying to bridge your overseas credit to Japan and aren't sure which path applies to your country, post your question on LO-PAL for free. A local Japanese person can review your situation, suggest the cleanest bridge, and walk you through the application of any program. Free to ask; you only pay if you accept hands-on help.