Sun, 04/23/2023 - 06:30 Tech Insider Warren Buffett.Reuters/Rick Wilking Tags Markets, MI Exclusive, Stocks, Warren Buffett, Berkshire Hathaway, Katharine Graham, Washington Post, sony, Japan, Akio Morita, japanese food, Sushi, Billionaires Source Warren Buffett just made a rare trip to Tokyo. Here's the story of a disastrous…