This is stated in the document on sanctions against Russia, published in the official journal of the EU.
Earlier, the Russian government allowed the Japanese company Mitsubishi to transfer a 10% stake in the Sakhalin-2 oil and gas project.
The European Union temporarily removed from sanctions the transportation of oil from Sakhalin-2 to Japan
2022-10-06T17:32:11.026Z
Until June 5, 2023, the European Union withdrew from the sanctions the transportation of oil from Sakhalin-2 to Japan by sea.
Source: russiart