Kaoru Kato

Sumitomo Mitsui Card Co. Ltd., engages in credit card, loan, guarantee and gift card related business. The company was founded on December 26, 1967 and is headquartered in Tokyo, Japan.

NTT DoCoMo, Inc. engages in the mobile communications business. It operates through the following segments: Telecommunications, Smart Life, and Other Businesses. The Telecommunications Business segment provides mobile communication services, optical-fiber broadband and other telecommunications services. The Smart Life Business segment handles the finance or payment services, shopping services, and life-related services. It also manages the d market services that include video and music distribution, electronic book store service, and online shopping service. The Other Businesses segment covers the mobile device protection service, machine to machine, system development, sales and maintenance. The company was founded in August 1991 and is headquartered in Tokyo, Japan.

GSM Association functions as a association representing interest of mobile operators. It offers programs and advocacy initiatives including future networks, identity, and internet of things, industry purpose, mobile for development, spectrum and the mobile economy. The company was founded in 1982 and is headquartered in London, the United Kingdom.