Comparison of American football and rugby union possession of the ball at their own 20-yard (25 yard line in College Football) line. An important difference between the two sports involves the aftermath of a score. In American football, the scoring team kicks off, except after a safety. In rugby union, the team conceding the score kicks off (in rugby sevens, a variant of rugby union featuring seven players per side, the scoring team kicks off). An American football team consists of an offensive unit, a defensive unit and a "special teams" unit (involved in kicking and kick returns). Only eleven players can be on the field at
American expatriate baseball players in Japan the foreign culture, the language barrier, and loneliness, differences in the way the game is played in Japan are often challenges for American players. Japanese teams practice much more often than American teams, the game relies more on off-speed pitching and not as many fastballs, and team harmony is stressed over individual achievements. The American writer Robert Whiting wrote in his 1977 book "The Chrysanthemum and the Bat" that, While others have objected to characterizing the sport that way, many Japanese players and managers describe themselves in these terms. Perhaps because of these cultural differences, many expatriate baseball players don't