Practical experience in the consumer electronics and mobile industries
He has 32 years of practical experience at Sony, Sony Ericsson, and NTT DOCOMO. During that time, he contributed to and achieved several world and domestic firsts. These include the real-world adoption of an object-oriented OS, the development and implementation of the world's first device software update system using a commercial mobile phone network, the development and implementation of smartphones, and the FIDO authentication and passkey project.