The deep knowledge of those sports, gathered through past few decades, is invaluable when correctly adopted for fitness conditioning training of any other specific sport. (personaltraining4u.net)
This is where the immigration policy has been a drawback for Japan, and they realize it as well: immigration in Japan has skyrocketed over past few decades, so that they can increase the labor force. (politics.stackexchange.com)
Despite the tremendous growth in global collaborative efforts such as Human Genome Project and Human Frontier Science Program during past few decades, only about 30 % of research output from the United States is internationally collaborative (Global Scientific Collaboration in the 21st Century, 2011, The Royal Society). (science.sciencemag.org)