ハロ／ハワユ (Hello/How Are You) is a single by Hoehoe-P. It contains 1 track, sung by Hatsune Miku. It was first released during the Hatsune Miku Append 1st Anniversary celebration on KarenT. The official album website is available here. A short preview of the song can be heard there as well. The album is purchasable on iTunes (JP/EN) and mora.