Submitting medical records and treatment history to Japan — how must it be translated and certified?

What the enquirer needs to know is “Submitting medical records and treatment history to Japan”, so it covers both the requirements attached to this document set and the order the steps must follow. Before starting, make sure document numbers, issue dates and issuing-office names match across the set, then keep a digital copy of every page, including seals and signatures, then plan the timeline so certification finishes before the real filing deadline. The point to fix before starting is the real deadline, so the steps can be scheduled backwards from it. A key variable is the filing channel (in person, agent or online), which sets the copy format to prepare. The terms that frame this page are Submitting · medical · records · treatment. The specifics here are document type: Records; destination: Jp, and those decide which translation and certification level applies. After filing, follow up on the cycle the office states rather than waiting past the deadline. Record the reference number of each certification layer; it is the fastest way to trace status. Note who signed each certification and on what date for later reference. If multiple certified sets are needed, order them all in the first round to avoid re-queuing. Plan the schedule with room for at least one review cycle at the receiving office. A Thai-issued medical document intended for a foreign authority normally follows this order: obtain the original from the facility, have it translated by a translator the destination accepts, certify the translation at the Legalisation Division, Department of Consular Affairs, Ministry of Foreign Affairs, then obtain the destination embassy's attestation where required. Each step verifies only what falls within its own authority. A medical translation must preserve the diagnosis, disease codes, drug names, dosages, units and result values exactly as written — no rounding, no unit conversion, no summarising. Where the original is illegible handwriting, the facility should be asked for a typed version or a written confirmation rather than the meaning being guessed. Thailand deposited its instrument of accession to the Apostille Convention on 30 June 2026, but the Convention is not yet in force for Thailand. In practice the traditional route through the Department of Consular Affairs and the destination embassy still applies until entry into force is formally announced. Cost and lead time depend on page count, the density of clinical terminology, the target language and the certification steps required, so every file is quoted before work starts. Send scans of the medical paperwork together with the written requirements from the hospital, insurer or receiving authority via LINE @NAATI, call +66 80-557-8887 or email ilc@thainotary.co.th.

ปรึกษาฟรี — LINE @NAATI · โทร 080-5578887 · อีเมล ilc@thainotary.co.th