Supplier due diligence

Japan Private Company Due Diligence

Private-company due diligence in Japan starts with identity resolution and public-record screening, then adds deeper layers based on risk.

Key takeaways

  • Private companies may have limited public financial disclosure.
  • Public records can still identify the entity and selected risk signals.
  • The review should be scaled by transaction value and business risk.
  • Source URLs and search terms should be preserved in the diligence file.

Practical workflow

  1. 1Confirm the Japanese legal entity and Corporate Number.
  2. 2Search public enforcement and public-risk records in RegBase.
  3. 3Review company status, address, and name history where available.
  4. 4Identify what public records cannot answer for the transaction.
  5. 5Add credit, legal, site, or investigative review when risk requires it.

A practical first-pass workflow

The first-pass workflow should answer three questions: are we reviewing the right company, are there public records that require escalation, and what questions remain unanswered by public data.

This is especially useful for overseas teams that need a defensible first review before deciding whether to spend on deeper diligence.

  • Legal identity and Corporate Number
  • Registered address and status context
  • Public enforcement and public-risk records
  • Gaps for financial, ownership, or operational diligence

When to go beyond public records

High-value, regulated, safety-critical, or customer-facing relationships should not stop at public records. Public data is the first layer; it does not replace financial statements, site visits, references, or legal review.

Important limitation

RegBase supports public-source screening and evidence collection. It is not a credit report, sanctions result, legal opinion, or final due-diligence conclusion.