While sitting on a panel at the SXSW conference with three other executives from Japanese mobile and social networks, Takahito Iguchi nearly broke down when he got to a slide on his deck that said “SAVE JAPAN.” According to the New York Times story about the panel discussion, “the executives described in interviews how mobile and social sites became vital when the earthquake struck because landlines went down, as did voice and e-mail services on cellphones.”

Tak Miyata, SVP of global business at Mixi says, in the story, that his site’s traffic went up 800 percent.

SXSW attendees have demonstrated their awareness of the aftermath of Japan’s earthquake and tsunami, with donations to SXSW4Japan nearly reaching its $50,000 goal.

Social networks, media outlets, and other businesses and organizations have been getting the word out about news and philanthropic efforts following the quake and tsunami. After the jump, a few examples.

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