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Electronic Signature in Japan

Legal framework, valid signature types, and what you need to know.

Legal Framework in Japan

Legal Basis

Act on Electronic Signatures (電子署名法)

Supervisory Authority

MIC/METI

Currency

JPY

Recognized Signature Types

Electronic Signature
Qualified Electronic Signature

What You Can Sign Digitally

✅ Electronic signature possible

  • Business contracts
  • NDAs
  • Service agreements

⚠️ Special requirements

  • !Notarial deeds
  • !Certain government documents

Frequently Asked Questions about E-Signatures in Japan

Are electronic signatures legally valid in Japan?

Yes, electronic signatures are generally legally valid in Japan under Act on Electronic Signatures (電子署名法) and sufficient for most contract types without a form requirement. canusign uses the simple electronic signature (SES); for documents with a statutory written-form or notarial requirement it is not sufficient.

What contracts can I sign digitally in Japan?

In Japan, you can digitally sign most contracts, including: Business contracts, NDAs, Service agreements. Exceptions are: Notarial deeds, Certain government documents.

Who is the responsible authority for e-signatures in Japan?

The responsible authority in Japan is MIC/METI. They oversee compliance with legal requirements for electronic signatures.

Get started now in Japan

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