One of my favorite artists of both Okinawan and Hawaiian music is Keith Nakaganeku (with his band Calabash) and I got a tip that he’ll be performing along with his friend Masaru Shimabukuro (BEGIN‘s guitarist) at this year’s Ukulele Picnic 2009 in Hawaii on Saturday, February 14, 2009. He’ll be singing “Nada Sou Sou” and…