"[A Cozy Karaoke Bar in Shinjuku Kabukicho] Bar Flapper is a bar in Kabukicho offering "free all-you-can-sing karaoke." It's conveniently located just a 3-minute walk from Seibu Shinjuku Station! The cozy atmosphere makes it easy for even solo female customers to enjoy themselves without feeling lonely! We also have a wide variety of drinks, made to order. Besides karaoke, you can also enjoy darts, making it perfect for a second stop after drinks or dinner! We look forward to your visit."