• Ishikawa Tsutsumu 
  • By this author: 4 Latest posted: 2016.10.05
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).
Apple Shifts Focus to Japan with Launch of iPhone 72016.10.05

The recently launched iPhone 7 in Japan supports Sony’s FeliCa contactless technology, allowing users to make payments with their phones via Suica and other mobile payment methods. Apple, looking to raise its profile in Japan, teamed up with JR East to bring Suica to the iPhone, while Sony hopes the move will help turn its technology into a global standard.

Shaking Up Japan’s Mobile Phone Market2014.07.29

As the iPhone sweeps Japan’s smartphone market, NTT Docomo has shifted the competitive focus to calling plans with its new unlimited-talk arrangement. Meanwhile, pending changes in telecommunications regulations promise either to strengthen the position of the former NTT monopoly or to blow the mobile market wide open. Ishikawa Tsutsumu reports.

The Future of the Japanese Smartphone Market Following the Docomo iPhone2013.11.19

NTT Docomo lagged far behind Softbank Mobile and KDDI in releasing Apple’s popular iPhone. How is this decision likely to affect the broader market?

SoftBank’s Son Masayoshi Aims to be Number One2013.03.28

In October 2012, SoftBank’s President Son Masayoshi announced the company’s plan to acquire Sprint Nextel, the number-three wireless carrier in the United States. The deal is an integral piece of Son’s strategy to turn SoftBank into the world’s leading telecommunications corporation. Ishikawa Tsutsumu analyzes this strategy and the challenges ahead.

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