Toshio Nishiyama

NTT Communications Corp. provides domestic and international telecommunications services. It offers cloud, data center, networking, voice and video communications, managed security, operations management, and customer portal services. The company was founded on July 1, 1999 and is headquartered in Tokyo, Japan.

NTT Resonant, Inc. provides business-to-consumer services. It offers media, electronic commerce, and system solutions. Its operations include portal site management, Internet advertising, search engine development, NTT group technology support, online store operations, software and smartphone applications, and smartphone remote verification. The company was founded in December 2003 and is headquartered in Tokyo, Japan.

DigiCert Japan GK engages in electronic authentication service and outsourcing operations. Its operations are carried out through the following segments: Security and Service Business; and Information Technology (IT) Service and Management Business. The Security and Service Business segment provides SSL server certificate service, client authentication service, consulting, and security information service. The IT Service and Management Business segment provides remote operation and monitoring of network and systems. The company was founded on February 23, 1996 and is headquartered in Tokyo, Japan.