The Book of Fish (Korean: 자산어보; RR: Jasaneobo) is a 2021 South Korean historical black and white film directed by Lee Joon-ik. The film starring Sol Kyung-gu and Byun Yo-han, is about an exiled Joseon era scholar and a fisherman and their exchange of knowledge in writing a book. The film was theatrically released on March 31, 2021 by Megabox. According to Korean Film Council data, it is at 14th place among all the Korean films released in the year 2021 in South Korea, with gross of US$2.70 million and 342,540 admissions, as of December 11, 2021.