Zhong Kui (Chinese: 鍾馗; pinyin: Zhōng Kuí; Wade-Giles: Chung Kwei; Japanese: Shōki) is a figure of Chinese mythology. Traditionally regarded as a vanquisher of ghosts and evil beings, and reputedly able to command 80,000 demons, his image is often painted on household gates as a guardian spirit, as well as in places of business where high-value goods are involved.
Read more about Zhong Kui: Becoming The King of Ghosts, Popularization in Later Dynasties