Japan’s richest person builds $38bn automation fortune

Takemitsu Takizaki, the founder of electronic-sensor maker Keyence Corp., has overtaken Uniqlo billionaire Tadashi Yanai to become Japan’s richest person. Takizaki is worth $38.2 billion, according to the Bloomberg Billionaires Index, after his company’s shares almost doubled from the start of last year through Monday’s close. Fast Retailing Co.’s Yanai,…