Japanese billionaire Yusaku Maezawa, the 44-year-old Founder of online fashion shopping site Zozo, shared a video of his passbook update after his sale of a stake in the platform to SoftBank Group. The video showed a bank balance of around 100 billion yen ($900 million), updated on November 25. Maezawa, whose stake is now reduced to 18%, said, "It's nerve-wracking!"