Punk band Otoboke Beaver have apologised after hospitalising a fan. The Japanese four-piece group threw a guitar into the crowd during their gig at Umeda Club Quattro in Osaka, Japan — accidentally striking an audience member. The fan was forced to go to hospital for the injury, which left them needing seven stitches. Now, following the April incident, Otoboke Beaver have issued a public apology, wishing the "injured person a full recovery". After acknowledging "we caused this accident", they offered their "deepest apologies", and said: "The injured person was taken to hospital by ambulance immediately after the accident and received…