ChatOpenAI Japan is OpenAI’s official presence in Japan, launched in 2024 with a Tokyo-based office and a Japanese-optimized GPT-4 model. Designed to deliver faster, more cost-effective, and culturally accurate AI interactions, it’s already being used by top companies like Rakuten, Daikin, and Toyota Connected. Local governments such as Yokosuka City also report significant productivi... https://chatopenai.jp/