From the school. A diploma is equivalent to its translation. The grade certificate is also the translation of the report card. The original that needs to be stamped with a red stamp. The so-called notarization means that translation must be carried out in a company with formal translation qualifications, and translation will be notarized. It's enough to have the official seal of the translation company here, and it doesn't need the certificate of the notary office. Be sure to issue more copies. Many applications in Japan need this material. Spare about 10 copies.