Yes, Tokyo is one of the world's most concentrated hubs for extreme wealth and is home to a significant number of billionaires. As of early 2026, Tokyo consistently ranks among the top cities globally for its "High Net Worth Individual" (HNWI) population. According to major wealth reports like those from Henley & Partners and Forbes, there are over 290,000 millionaires and approximately 25 to 35 billionaires living in the Japanese capital. While Tokyo often ranks slightly behind New York and San Francisco in terms of the absolute number of billionaires, it is frequently cited as the "richest city in the world" when measured by the total amount of private wealth held by its residents. The billionaires in Tokyo are primarily leaders in the technology, retail, and manufacturing sectors, including well-known figures like Tadashi Yanai (founder of Uniqlo) and Masayoshi Son (founder of SoftBank). The city's wealth is characterized by a "quiet" luxury; unlike the flashy displays often seen in London or Dubai, the ultra-rich in Tokyo tend to reside in exclusive, understated neighborhoods like Minato, Shibuya, and Setagaya, contributing to the city's reputation as a stable and sophisticated global financial powerhouse.