OpenAI opens Tokyo office and debuts custom GPT-4 version for Japan

OpenAI has made the model available to several early customers including the developer of Speak, one of the most popular language learning apps in Japan. Thanks to the customized version of GPT-4, Speak can now generate explanations for users up to 2.8 times faster than before. The app’s operator also reduced its inference costs. ( read ...

Hidden Billions in Tokyo Real Estate Lure Activist Hedge Funds

Consider the large difference between book value and market value in Mitsui’s Tokyo Midtown building — a 54-story skyscraper in the heart of the city’s buzzy Roppongi area that includes offices, a Ritz-Carlton hotel, and retail and dining facilities. Mitsui developed and opened the property in 2007. ( read original story ...)