Before Kodansha, he had worked once before with another Japanese publisher. His partner had put forward the idea of the story of "The Manchus Enter China," with Cheng both writing the script and doing the layout.
在講談社之前，他曾與日本另一家出版公司合作，對方提出「滿清入關」的故事構想，由他編寫劇本、繪圖。