South Korean pop star Rain , who stars in `` Ninja Assassin , '' releasing nationwide on Wednesday , has all the trimmings of an international superstar in the making . Korean singer Rain is a huge hit in East , but has struggled to find large success in the U.S . He starred in 2007 `` Ninja Assassin '' , '' and has the lead role in `` Ninja Assassin '' Stephen Colbert said he is n't afraid of the hard work it 'll take to make him a star in the U.S . He says he had to go through intense training for `` Speed Racer
Korean singer Rain is a huge hit in East , but has struggled to find large success in the U.S . He starred in 2007 `` Ninja Assassin '' , '' and has the lead role in `` Ninja Assassin '' Stephen Colbert said he is n't afraid of the hard work it 'll take to make him a star in the U.S . He says he had to go through intense training for `` Speed Racer