Check-In (album Passpo)

"CHECK-IN" ialah album utama debut PASSPO☆. Diterbitkan pada 7 Disember 2011 oleh Universal J

Rumusan 
 First Press Limited Edition A (CD+Photo Book+sealed ticket participation of national Akuchu あくチュ)
 First Press Limited Edition B (CD+DVD+sealed ticket participation of national Akuchu あくチュ)
 CD biasa (CD+sealed ticket participation of national Akuchu あくチュ)

Koleksi Lagu 
 Boarding
 Shoujo Hikou (少女飛行)
 Kiss=Love (キス=スキ)
 Hello
 Street Fighter
 Turn Around
 Material Girl (マテリアルGirl)
 Uhae! (ウハエ!)
 Starting Over
 Vivi Natsu (ViVi夏)
 Bye (じゃあね・・・, jane...)
 Hakana (ハカナ)
 RockDaWeek
 SeeYouAgain
 Hareru yo (晴れるよ)

Album 2011