Otoboke Beaver is a Japanese punk rock band from Kyoto, formed in 2009. The group began through the music club at Ritsumeikan University, where the members met and started performing together. Their sound is described across sources as punk rock, garage punk, hardcore punk, and riot grrrl-influenced rock. The band has released albums and EPs under independent labels, including later international work through Damnably. Their songs are known for fast tempos, abrupt shifts, and humorous, confrontational lyrics, and their live performances are documented as high-energy and tightly arranged. The current lineup is Accorinrin on vocals and guitar, Yoyoyoshie on guitar and vocals, Hirochan on bass and vocals, and Leo on drums and vocals.