谦信

Qianxin is an author about whom limited public information is available; nationality, dates of birth and death, and an English name have not been clearly recorded. Five works are held in the collection, including the "Historical Detective" volumes on Shanyang, Kyoto, and the Kinai region, as well as The Battle of Sekigahara: The War That Decided the Realm and Three Kingdoms in Du Fu's Eyes. These titles indicate that Qianxin is mainly active in the field of historical writing, skilled at linking historical regions and events through a detective perspective, or presenting wars and figures within their specific historical contexts. The writing balances historical sequence with readability, and also appears under categories such as otherworld continents, suggesting a certain range of subjects and an orientation toward general readers. Because verifiable biographical information is limited, a fuller understanding of the author still awaits more sources.