Complex sentence: The book was named one of the ten best business books of 1997 by "Business Week" magazine, it argued that thanks to a variety of extralegal practices foreigners are largely excluded from intellectual life in Japan.
Split into simpler sentences: The book was named one of the ten best business books of 1997 by "Business Week" magazine. It argued that thanks to a variety of extralegal practices foreigners are largely excluded from intellectual life in Japan.