Ishikawa Tsutsumu

Journalist specializing in the cellphone and smartphone market. Born in 1975. After graduating from Chūō University, worked as an editor at Nikkei Trendy before going freelance in 2003. Published works include iPhone 5 de hajimaru! Sumaho saishū sensō (The Smartphone War that Began with the iPhone 5) and Gūguru vs. Appuru kētai sekai taisen (The Global Cellphone Battle Between Google and Apple).

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Oct 5, 2016