Bo Staff, Sword, Nunchakus, Sai, Tonfas, Kamas, and Escrima Stick are just some of the many weapons a student of the martial arts might use. Black gay poet Marlon Riggs once complained that when he moved to San Francisco's Castro district decades ago that he was not acknowledge in the gay community; Riggs explained that he was still a black man with no voice in a community of his own people (keithboykin. There are also multi-sided bo staffs such as octagonal but these are much less common than the usual round, circular versions.