Japan is the only market in the world where Twitter offers an official mobile client (launched last month). And in this country, the mobile web is bigger than the fixed Internet, with no signs of a reversing trend (not too few people even … Writing in Japanese and Chinese characters, Japanese Twitter users can squeeze considerably more text into single tweets than those posting in English, for example. This theoretically boosts the potential for posting tweets that are …

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6 Reasons Why Twitter Japan's Subscription Model Might Work (In Japan)