April 10, 2015 – Mr. Takashi Koyama authored an article in the 'JCA Journal' (Vol. 62, No. 4, April 2015) titled "The Existence of a “Dispute” and the Prima Facie Test for a Tribunal to Have Jurisdiction" (Achmea B.V. v. The Slovak Republic, UNCITRAL, PCA Case No. 2008-13 (formerly Eureko B.V. v. The Slovak Republic), Award on Jurisdiction, Arbitrability and Suspension, 26 October, 2010. (in 'JCA Journal', Vol. 62, No. 4, April 2015).