Battle Fairy Yukikaze- RTB Cover 戦闘妖精...
RTB(Return To Base) by X
Sentou Yousei Yukikaze - RTB (full) t...
Yukikaze - Monsieur Kamayatsu - RTB
RTB - AGL2
Monsieur Kamayatsu, Vodka Collins, On...
Monsieur Kamayatsu/Ban Ban Ban(acoust...
「RTB」を歌ったてみた