Nintendo Switch already sells best in Nintendo's historyThe Nintendo Switch is already a big success, as it beats the Xbox One S to become Nintendo's best-selling console in Japan, said Nintendo president Tatsumi Kimishima during a Financial Times (FT) interview at E3.Kimishima said that Nintendo Switch is already the best-selling Nintendo console in Japan, with the Wii U trailing behind at second place.While that's definitely good news for Nintendo, the sales figures doesn't mean that the console is doing as well in the US. That's because the Nintendo Switch was launched in March and it's still way behind Sony's PS4.Sony's