Xue Sheng
All weight is underside
Don't often post here, but my second art was Taekwondo..... 40 years ago...so I am not sure it counts anymore 
Muyedobotongji - from the blog
Korean Comprehensive Illustrated Manual of Martial Arts


Muyedobotongji - from the blog
Korean Comprehensive Illustrated Manual of Martial Arts
Commissioned by King Jeongjo (r. 1740–1810) in 1790, the Muyedobotongji (or Muye Tobo Tong Ji, translating to "Comprehensive Illustrated Manual of Martial Arts") expanded on the eighteen weapons systems identified in the Muyeshinbo of 1758.