TechnologyJapan's leading telecom assembles investment partners from Taiwan to Silicon ValleyTadao Yanase, NTT's senior executive vice president, speaks to reporters about the IOWN AI Fund on June 10. (Photo by Takashi Miyazaki)KOSUKE SHIMIZUJune 11, 2026 03:38 JSTTOKYO -- A fund led by Japanese telecom leader NTT aims to chase Nvidia in an emerging sector of technology for artificial intelligence data centers -- optical networks.