Company identity
Japanese Company Name Translation and Romanization Risks
This guide is for teams that receive English supplier names, translated contracts, or romanized company names and need to connect them to the correct Japanese legal entity.
Key takeaways
- Romanized names can vary across websites, invoices, filings, and press releases.
- A translated name may not be a legal or official English company name.
- Corporate Number and Japanese registered name are stronger matching anchors.
- RegBase labels English-name source status where available.
Practical workflow
- 1Collect the exact English name, Japanese name, website, address, and Corporate Number if available.
- 2Search multiple name variants only as a discovery step.
- 3Anchor the match to Japanese registered name and Corporate Number where possible.
- 4Check whether any English name shown in RegBase has an official-source label.
- 5Do not escalate or clear a record until the entity match is documented.
Why English names are risky in Japanese company checks
An overseas team may see one English spelling in an invoice, another on a website, and a different romanization in a translated document. None of those may be the official English name used by a government source.
This creates two problems. A false positive can attach a public record to the wrong company. A false negative can miss a record because the public source uses the Japanese registered name.
Better matching signals
Use English names for discovery, then switch to stronger matching signals. The best evidence usually combines Japanese registered name, Corporate Number, address context, company website, and original source URLs.
RegBase avoids inventing English names for display. When an English company name is shown, the page should indicate whether it comes from an official or verified official-source context.
- Japanese registered name
- Corporate Number
- Address and status context
- Official-source English-name label
- Original Japanese source URL
How to document uncertainty
If a match is plausible but not certain, document the uncertainty. Save the searched names, source URLs, Corporate Number status, and the reason the record was or was not treated as the same entity.
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.