A bō (棒: ぼう), joong bong (Korean), gun (Chinese), or kun (Okinawan), is a very tall and long staff weapon used in Okinawa and feudal Japan. Bō are typically around long and used in Japanese martial arts, in particular bōjutsu. Other staff-related weapons are the jō which is long and the hanbō (half bō, known as tahn bong in Korea) which is long.

A bō (棒: ぼう), joong bong (Korean), gun (Chinese), or kun (Okinawan), is a very tall and long staff weapon used in Okinawa and feudal Japan. Bō are typically around long and used in Japanese martial arts, in particular bōjutsu. Other staff-related weapons are the jō which is long and the hanbō (half bō, known as tahn bong in Korea) which is long.