Mr. Takashi Koyama authored an article concerning the investment treaty arbitration case of Railroad Development Corporation v. Republic of Guatemala, ICSID Case No. ARB/07/23, Award, June 29, 2012, that appeared in the 'JCA Journal'.

December 10, 2012 – Mr. Takashi Koyama authored an article in the 'JCA Journal' (Vol. 59, No. 12, December 2012) titled "Indirect Expropriation, Fair and Equitable Treatment Obligations, and Valuation Standards and Methods of Damages under CAFTA" (Railroad Development Corporation v. Republic of Guatemala, ICSID Case No. ARB/07/23, Award, June 29, 2012).