Moshi-moshi, minna-tachi!
I got addicted to this song recently, and because I can't find the correct romaji lyrics online, I decided to do this. The kanji are taken from this site, btw.
Updated as of January 25th, 2017. I replaced the translation with my own. Also, the last lines are copied from here. Please be aware that this is for the original version and not the Live version.