Banking

Japan — Banking: Required Documents

Core documents for opening a Japanese bank account: a residence card (在留カード) showing the current Japan address (non-negotiable at nearly all banks), a registered personal seal (hanko/inkan), and — especially mandatory at online banks — a My Number (individual number). Banks also commonly request a certificate of residence (juminhyo) or passport as supplementary identification. Requirements vary by bank; new arrivals typically face fewer document demands at Japan Post Bank or Seven Bank than at the major megabanks.

VerifiedGovernment / official sourceJapanese Bankers AssociationLast reviewed: 2026-07-18

Key facts

  • Residence card (在留カード) with current Japan address is required at nearly all banks.
  • A registered personal seal (hanko/inkan) is commonly required, especially at traditional banks.
  • My Number is especially mandatory at online banks.
  • Certificate of residence (juminhyo) or passport often required as supplementary ID.

Required documents

  • Residence card (在留カード)
  • Registered personal seal (hanko)
  • My Number
  • Certificate of residence (juminhyo) or passport

Common mistakes

  • Not registering a personal seal (hanko) in advance, which some traditional banks still require for account opening.

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