History – Fumitaka Kaizaki

Apr. 2011	General Manager, System Integration Department, KDDI Corporation
Apr. 2017	Deputy General Manager, Process Reform Division, KDDI Engineering Corporation
Apr. 2021	Deputy General Manager, Technology Division, Okinawa Cellular Telephone Company
Apr. 2022	Executive Officer, Deputy General Manager, Technology Division, Okinawa Cellular Telephone Company
Apr. 2023	Executive Officer, Deputy General Manager, Technology Division, Head of Smart Work Promotion Office, Okinawa Cellular Telephone Company
Apr. 2026	Executive Officer, General Manager, Technology Division, Okinawa Cellular Telephone Company
Jun. 2026 – Present	Director and Executive Officer, General Manager, Technology Division, Okinawa Cellular Telephone Company