Règle correspondante
Japan
Practice Relating to Rule 41. Export and Return of Cultural Property in Occupied Territory
Japan’s Law concerning the Protection of Cultural Property in the Event of Armed Conflict (2007) states:
Article 9
1. A person who damages or disposes of trafficked cultural properties from occupied territories … and imported into the country shall be sentenced to less than five years’ imprisonment, with or without hard labour, or fined for less than three hundred thousand yen.
2. When the person prescribed in the previous paragraph is the possessor of the concerned cultural properties from occupied territories, he or she shall be sentenced to less than two years’ imprisonment, with or without hard labour, or fined for less than two hundred thousand yen or for a lighter fine.
Article 10
A person who transfers or who received trafficked cultural properties from occupied territories … and imported into the country shall be sentenced to less than one year imprisonment with hard labour, or fined for less than one million yen. 
Japan, Law concerning the Protection of Cultural Property in the Event of Armed Conflict, 2007, Articles 9 and 10.