Sword Art Online Progressive Transient Barcarolle GN Vol 01
(W) Reki Kawahara (A) Shiomi Miyoshi, Abec (CA) Abec, Shiomi Miyoshi
Though the fourth floor of Aincrad was supposed to be only a dreary, dried up riverbed, it's been transformed into a lattice of countless canals! Kirito and Asuna will need a gondola if they want to continue forward... For readers ages 13 and up.