thejapantimes, Hiroshi Mikitani, whose Rakuten Group is losing billions of dollars to break into Japan’s wireless market, said he’s devoting a fifth of his time to a U.S.-based biotech startup for cancer treatments. https://www.japantimes.co.jp/business/2023/08/07/rakutens-mikitani-spends-a-fifth-of-his-time-on-biotech-startup/?utm_content=buffera37b1&utm_medium=social&utm_source=mastodon&utm_campaign=bffmstdn #business #hiroshimikitani #rakuten #investments #medicine #biotechnology #cancer