Passage: Baseball is currently the most popular spectator sport in the country. Japan's top professional league, now known as Nippon Professional Baseball, was established in 1936 and is widely considered to be the highest level of professional baseball in the world outside of the North American Major Leagues. Since the establishment of the Japan Professional Football League in 1992, association football has also gained a wide following. Japan was a venue of the Intercontinental Cup from 1981 to 2004 and co-hosted the 2002 FIFA World Cup with South Korea. Japan has one of the most successful football teams in Asia, winning the Asian Cup four times. Also, Japan recently won the FIFA Women's World Cup in 2011. Golf is also popular in Japan, as are forms of auto racing like the Super GT series and Formula Nippon. The country has produced one NBA player, Yuta Tabuse.

Question: What is the name Japan's Professional baseball?
Nippon Professional Baseball