The document discusses mobile user interfaces in Japan and how Japanese phone operators solve problems by making their interfaces simple, easy to use, and appealing. It notes that while Japan has over 127 million people with different needs, generally the approach is to provide convenient features like weather updates, gaming, and coupon redemption directly on the phone in a way that does not require downloading apps or extensive manuals. The complex gardens metaphor is used to represent how the diverse Japanese market can still be served through this problem-solving approach despite some imperfections.
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