The Book of Cranes is a children's enlightenment book compiled by a man named Park Jae-cheol in the late Joseon Dynasty for a beginner in Chinese language. This was usually done after learning the four-word verse and five-word verses, which are the introductory texts of Chinese characters, and the study book. The Hakeojip is also called the 'Manmuljip', and it describes various items in the universe, including heaven, earth, sun, moon, holy spirit, wind, fortune, new year, and rain, as well as spring, summer, autumn and winter, vegetation, livestock, gold, fish, and insects. It is a basic Chinese text textbook with interesting and interesting characteristics, a children's enlightenment book for beginners necessary for cultivating children's emotions, and since the phrases are selected according to the taste of the copyist, there are various editions of the currently known books with different formats and contents. With reference to the editions, it is composed of various themes such as heaven and earth, sashimi, mountain, cheon, and plants, flowers, golden water, and human morality.