Answer
In 2016, Tenshin Nasukawa scored a knockout victory over Lumpinee Stadium Muay Thai champion Wanchalong PK Saenchaigym. This was a significant victory for Tenshin, as it marked his first win over a Lumpinee champion. Wanchalong was a highly-respected fighter, and his defeat was a major upset. This victory helped to establish Tenshin as a rising star in the world of kickboxing.