Mr. Takashi Koyama authored an article concerning the investment treaty arbitration case of Sergei Paushok, CJSC Golden East Company and CJSC Vostokneftegaz Company v. Mongolia, UNCITRAL (Russia/Mongolia), in "JCA Journal".

December 12, 2011 - Mr. Takashi Koyama authored an article in the 'JCA Journal' (Vol. 58, No. 12, December 2011) titled "The investment treaty arbitration decision finding that (i) the change of tax scheme after the investments and demands to hire a given level of nationals did not constitute a breach of the Fair and Equitable Treatment (FET) obligations and that (ii) a breach of contract by the central bank constituted a breach of the 'expanded' FET obligations imported through the MFN clause." (Sergei Paushok, CJSC Golden East Company and CJSC Vostokneftegaz Company v. Mongolia, UNCITRAL (Russia/Mongolia), Award on Jurisdiction and Liability, April 28, 2011).