TOKYO (AFP) - Sonys first tablet computer will hit the Japanese market on September 17 as the company looks to take on Apples popular iPad, the electronics giant said Thursday. The Sony Tablet will be powered by Googles Android software, allowing users to download content such as books, movies and games. The Sony Tablet S series with a 9.4-inch (23.8cm) touchscreen display is expected to have a price tag of 45,000 yen ($580).