The Rokushakubo is considered to be one of the earliest weapons from ancient Okinawa.  There are many legends and myths associated with this weapon.  The Rokushakubo was at some point  used as a farming tool.  However, there no documentations that provides confirmation that the farmers of Okinawa were the first to "create" the martial arts out the Rokushakubo.  

One plausible explanation perhaps lies in fact that the farmers and fishermen of Okinawa hardly have the time and skills to create a martial arts. Many farmers did not have the luxury of free time.  Perhaps, King Sho was determine to find ways to armed his Peichin and bodyguard without breaking the arm banned laws imposed by the Satsuma Samurai.  Simply put, The Rokahakubu was seeded by the Japanese and cultivated by the Okinawan royalty.  

The Rokushakubo is not a pure Okinawan invention, The staff can be found almost in every continents all over the world.  What makes the rokushakubo unique to the Okinawan bugei is in its effectiveness and simplicity when used as a weapon of offense or defense.

Rokushakubo refers to a wood staff about 6ft  (shaku)  It  is typically one and a quarter inches thick in the middle, tapering at both ends to three quarters of an inch.  There are other types of  Rokushakubo, One is the  maru-bo, is a round staff, while kaku-bo (four-sided staff), rokkaku-bo (six-sided staff), hakkaku-bo (eight-sided staff).