In the Japanese social-networking scene, Facebook still isn't dominating the way it does in the United States and many other countries. There are several other networks in Japan, both old and new, that occupy unique positions, though 2013 was an unusually quiet year, with no big takeovers among social-networking companies here.
Line
The relatively young mobile chat/call service Line, which pulled ahead of older rivals in 2012, increased its growth speed and secured top spot as Japan's largest social-network.
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