certificate of recognition
認定証だと？
A certificate?
— プラットフォーム (2019)
半年で認定証をもらえる
You can get certified in six months.
外へ出たら認定証をもらえるだろう
Once you leave, you'll receive a certificate.
認定証？
A certificate of accreditation?
消えたのは穴での期間を終えたからだ今頃外で––認定証で成功してるだろう
He disappeared because he’d finished his time in the Hole. By now, he’s probably out there making a success of himself with his certification.