6th EP"Favorite!" is the best songs of"Watch Your Step"Illustration : ROROICHI (twitter@souta_61) 1.What's next? 2.Ame no ato 3.News & Milktea 4.DRAMA 5.Wish List 6.Naked 7.Rain 8.Green Fortune 9.Answer 10.Fusion(with Aki KOMIYA) 11.Namikimichi(with Ai ATOMI) 12.Honto no koto(with Ren NAKAJIMA) 13.Last Number(with Siduki SHINO) 15.C'est la vie! (with Aki KOMIYA)