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Ilkka Paananen, chief executive officer of Supercell Oy, speaks during a news conference hosted by SoftBank Corp. in Tokyo, Japan, on Thursday, Oct. 31, 2013. SoftBank, the Japanese wireless carrier led by billionaire Masayoshi Son, posted second-quarter profit that beat analyst estimates as acquisitions and Apple Inc.'s iPhone lured users. Photographer: Junko Kimura/Bloomberg via Getty Images

Ilkka Paananen, chief executive officer of Supercell Oy, speaks during a news conference hosted by SoftBank Corp. in Tokyo, Japan, on Thursday, Oct. 31, 2013. SoftBank, the Japanese wireless carrier led by billionaire Masayoshi Son, posted second-quarter profit that beat analyst estimates as acquisitions and Apple Inc.'s iPhone lured users. Photographer: Junko Kimura/Bloomberg via Getty Images