When a secondhand goods dealer intends to purchase or exchange secondhand goods, or accept secondhand goods on consignment for sale or exchange, the secondhand goods dealer must take one of measures set forth in the in each of the following items in order to confirm the identity of the counterparty:
confirm the address, name, occupation, and age of the counterparty;
相手方の住所、氏名、職業及び年齢を確認すること。
receive a document stating the counterparty's address, name, occupation, and age (limited to a document signed by the counterparty) from the counterparty;
相手方からその住所、氏名、職業及び年齢が記載された文書（その者の署名のあるものに限る。）の交付を受けること。
receive a record of its address, name, occupation, and age by electronic or magnetic means (meaning methods that cannot be recognized by human perception, such as electronic methods, magnetic methods; the same applies hereinafter) from the counterparty, which has been electronically signed by the counterparty with respect to the information (limited to an electronic signature prescribed in Article 2, paragraph (1) of the Act on Electronic Signatures and Certification Business (Act No. 102 of 2000) that is verified as prescribed in Article 2, paragraph (2) of the same Act by a person certified under Article 4, paragraph (1) or Article 15, paragraph (1) of the same Act); or
相手方からその住所、氏名、職業及び年齢の電磁的方法（電子的方法、磁気的方法その他の人の知覚によつて認識することができない方法をいう。以下同じ。）による記録であつて、これらの情報についてその者による電子署名（電子署名及び認証業務に関する法律（平成十二年法律第百二号）第二条第一項に規定する電子署名をいい、当該電子署名について同法第四条第一項又は第十五条第一項の認定を受けた者により同法第二条第二項に規定する証明がされるものに限る。）が行われているものの提供を受けること。
beyond the matters set forth in the preceding three items, measures specified as equivalent by the National Public Safety Commission Rules.
前三号に掲げるもののほか、これらに準ずる措置として国家公安委員会規則で定めるもの
Notwithstanding the provisions set forth in the preceding paragraph, the measures prescribed in the same paragraph are not required to be taken in the following cases:
when transactions in which the total amount of consideration is less than the amount specified by the National Public Safety Commission Rules (excluding transactions that relate to secondhand goods specified by the National Public Safety Commission Rules as transactions for which it is particularly necessary to take the measures prescribed in the preceding paragraph); or
when secondhand goods are purchased from the counterparty to which the goods were sold.
自己が売却した物品を当該売却の相手方から買い受ける場合
When a secondhand goods dealer who intends to purchase or exchange secondhand goods, or accept secondhand goods on consignment for sale or exchange, suspects that the secondhand goods may be illicit, the secondhand goods dealer must immediately report that fact to a police officer.