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BIN 420537 – Visa Credit Card from Aeon Financial Service Co., Ltd.

420537 is the BIN of a Visa Gold credit card from Aeon Financial Service Co., Ltd., registered in Japan. Below: card format, test numbers and related BINs.

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420537Visa Credit
Network
Visa
Type
Credit
Level
Gold
Issuer
Aeon Financial Service Co., Ltd.
Country
Japan JP
Card length
16 digits (13 and 19 also allowed)
Security code
3-digit CVV2 on the back
8-digit range
42053700–42053799

Generate test numbers with this BIN Open in BIN generator All BINs of this bank

Sample test numbers for BIN 420537 Test data

NumberExpiryCVVCopy
4205 3738 3678 104309/2028529
4205 3747 0852 538504/2028990
4205 3706 7476 897509/2030944

Luhn-valid numbers built from this BIN for testing forms and BIN rules. No bank issued them: they belong to no account and every real payment with them is declined.

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About BIN 420537

BIN 420537 is listed as a Visa Gold credit card issued by Aeon Financial Service Co., Ltd. in Japan. Credit cards spend against a credit line that the cardholder repays later; interchange fees and fraud rules usually differ from debit cards. Gold is a mid-tier product between the entry level (Classic or Standard) and premium tiers such as Platinum.

Aeon Financial Service Co., Ltd. has 63 BINs in the dataset, which makes it 9th of 49 banks with a BIN page in Japan. The Aeon Financial Service Co., Ltd. BIN list shows all of them with network, type and level.

Japan has 13,915 BINs in the dataset; among the 5,015 that name an issuer, the main networks are Visa (36%), Diners Club (28%), Mastercard (23%), and 7% are debit. See the Japan BIN list or the Japan card generator.

Visa number format for BIN 420537

Starts with420537 (the BIN). First digit 4: banking and financial
Length16 digits (13 and 19 also allowed)
Security code3-digit CVV2 on the back
Check digitThe last digit, calculated with the Luhn algorithm
Printed as4205 3738 3678 1043

When you test with this BIN, check that your form shows the Visa logo, groups the 16 digits correctly and rejects numbers whose check digit is wrong. The generator creates as many numbers with this BIN as you need, with expiry dates and CVVs, as CSV, JSON or XML.

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Nearby BINs

BINs just below and above 420537. Banks often hold consecutive ranges, so neighbours can be sister products of the same issuer.

More BINs from Aeon Financial Service Co., Ltd.

All 63 BINs of Aeon Financial Service Co., Ltd. →

Frequently asked questions

Which bank issued BIN 420537?

BIN 420537 is registered to Aeon Financial Service Co., Ltd. in Japan. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.

Is 420537 a debit or a credit card BIN?

It is recorded as credit, product level Gold. Credit cards spend against a credit line that the cardholder repays later; interchange fees and fraud rules usually differ from debit cards.

How many digits does a card with BIN 420537 have?

Visa card numbers have 16 digits (13 and 19 also allowed), and the security code is a 3-digit CVV2 on the back. The first six digits are the BIN, the last digit is the Luhn check digit, and the digits in between identify the account.

Can I generate test card numbers with BIN 420537?

Yes. Open the generator with this BIN to create Luhn-valid numbers with expiry dates and CVVs for testing forms, validation and BIN-based rules. They are test data: not issued by Aeon Financial Service Co., Ltd., linked to no account and declined by real payment systems.

Does a BIN tell me whether a card is valid?

No. A BIN describes a range of card numbers — network, issuer, country and product — not a particular card. Whether a card exists or can be charged is known only to the issuing bank. To check the format of a full number (length and check digit), use the card validator.

A BIN identifies the card network and the issuing institution only. It reveals nothing about an individual card, cardholder or account, and it cannot show whether a card exists or can be charged. Test numbers generated from a BIN are for development and QA only and are declined by every real payment system.

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BIN data: bin-list-data by Venelin Kochev (a lite version of binlookup.io), licensed under CC BY 4.0. Changes made by Fakecreditcard: issuer, brand and country names re-cased and standardized, spelling variants of the same issuer merged, malformed phone numbers and web addresses removed.

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