Analysis of information sources in references of the Wikipedia article "Double Dragon (video game)" in English language version.
Taito sold over 10,000 Double Dragon dedicated games in the United States, and over 80% of U.S. video game operators bought at least one Double Dragon
According to Toys-R-Us buyer, Hal Seidel, Tradewest's Double Dragon sold out in its first two weeks on sale. This martial arts title was a runaway coin-snatcher in Japan and reached U.S. play-for-pay parlors in April of 1987.
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