Article 23
Any alien in Japan shall carry on his person at all times the passport, or provisional landing permit, crewman's landing permit, emergency landing permit, landing permit due to disaster, landing permit for temporary refuge or permit for provisional stay. However, this shall not apply if the alien carries on his person the certificate of alien registration under the Alien Registration Law (Law No.125 of 1952).
2. The alien stipulated in the preceding paragraph shall show his passport or permit specified in the same paragraph to an immigration inspector, immigration control officer, police official, maritime safety official or any other official of the state or local public entity as provided for by a Ministry of Justice ordinance, if such an official requests the presentation of the passport or permit in the performance of his duties.
3. The official stipulated in the preceding paragraph shall, in cases where he requests the presentation of the passport or permit provided for in Paragraph 1, carry with him an identification card showing his official status and produce it upon request.
4. The provision of the first sentence of Paragraph 1 shall not apply to an alien under 16 years of age.