Busan Sajik Gymnasium is a multi-purpose indoor arena located in Busan, South Korea. Opened in 2001, it has a seating capacity of approximately 10,000 and is primarily used for basketball and volleyball events. The gymnasium is home to the Busan KT Sonicboom, a professional basketball team in the Korean Basketball League. In addition to sports, the gymnasium hosts various cultural events, concerts, and exhibitions. Its modern facilities and central location make it a popular venue for both local and international events, contributing to the vibrant sports and entertainment scene in Busan.