YouTube star Piko Taro has partnered with the Japanese Foreign Ministry to promote little-known U.N. development goals in Japan, singing and dancing to the catchy melody of his hit song "Pen-Pineapple-Apple-Pen" in a video.(Ministry of Foreign Affairs)In the promotional video posted on YouTube on Friday, the comedian, whose viral hit swept the world last year, wears his trademark leopard-print scarf and sings the PPAP song, but the lyrics explain in this version PPAP stands for "Public-Private Action for Partnership.""I have a pen, I have a book, UN (U.N.), education," he sings, conveying t…READ FULL ARTICLE