Koushi Tachibana is a Japanese author known for his work in the light novel genre. He gained popularity for the series Date A Live, which combines elements of romance, action, and fantasy. The story revolves around a boy who must date spirits to save the world from destruction. In addition to Date A Live, Tachibana has written other works, including KonoSuba: God's Blessing on This Wonderful World! and The Irregular at Magic High School. His writing often features unique characters and intricate plots, appealing to a wide audience of light novel enthusiasts.