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traveled in :
2008 ishigakijima, taketomijima, kohamajima
2009 amamioshima(eclispe)
2010 niijima, shikinejima, kouzushima, hachijojima
2011 miyakojima
traveled ab :
2005 thailand, taiwan, korea
2007 indonesia
2008 thailand, laos, vietnam, cambodia, philippin
2009 england
2011 new zealand
2012 india
traveled by bike :
2011 tokyo -> fukuoka 1,300km
2011 tokyo -> sendai -> tokyo 1,000km
2012 singapore -> malaysia -> thailand 2,700km