Takehiro is SVP and General Manager of the 6G-IOWN Promotion Department in NTT DOCOMO, Inc. He joined the NTT Laboratories back in 1990.
Takehiro has been engaged in R&D and standardization activities for advanced radio and network technologies of W-CDMA, HSPA, LTE/LTE-Advanced, 5G, and 6G. He has been the Acting Chairman of the Strategy & Planning Committee of 5G Mobile Communications Promotion Forum(5GMF) since October 2014 and the leader of the White Paper Subcommittee in Beyond 5G Promotion Consortium in Japan since February 2021.
Additionally, he has contributed to standardization activities in 3GPP since 1999, therefore, as a contributor to 3GPP TSG-RAN and as a chairman from April 2009 to March 2013.