Participant Type: IndividualBased on the existing information, Hernando Otero has been involved in 1 investor-State dispute.Arbitrator 1 case in this roleSeñor Tza Yap Shum v. The Republic of Peru, ICSID Case No. ARB/07/6 View case details2 source documentsSeñor Tza Yap Shum v. la República del Perú, AwardSeñor Tza Yap Shum v. la República del Perú, Decision on Jurisdiction and Competence