Dear Ms. Supinya Juntaros,
Yes, we do.
The Notary will give us a certificate when the document has been signed in front of the Notary.
Please refer to the attached.
This will be stapled to the document that I sign.
As you can see, it is a certificate of Notary with the signature.
Followed by a Japanese page then comes the Certificate from Japanese Legal Affairs Bureau that certifies the Notary.
Then, this document will have a stamp of Japanese Ministry of Foreign Affairs to prove the document is genuine.
The last step is to bring this document to Consulate General in Osaka for Legalization.
Regards