Besides linguistic scholars, ketzai booklets are also alluring to those with an interest in Taiwanese customs and culture. They serve as kind of cultural encyclopedia of Taiwan from the Ching Dynasty, through the era of the Japanese occupation, to the Republic of China period.
除了語言研究學者，對老台灣風俗、習慣有興趣者，歌仔冊也是一種融合清朝、日據到民國時期的百科全書。