The Memory is one of the factors that make human beings human. And the sea affects people, even those who live lives unrelated to the sea. However, it is difficult to define how the sea and memory is ‘alive' to us. It is because things are various in form, they are not fixed in form, and are susceptible to change. This study examines the projection of the sea in our lives and the modality of memory in existence. The sea and memory in Robinson Crusoe are directly linked to survival in an isolated island, and are studied from modern society that is not annihilated through time. The oppression and violence born from modern capitalism is implied here. The Bangudae Petroglyphs in Ulsan that were created six thousand years ago illustrates the sea in the Zen Masters' memories. In The Whale Rider, the Maurian female writer Witi Ihimaera writes about a mythical sea, the promise to humankind, and the memories that the whale and the human share as well as their coexistence. On another note, the classical novel Palace of Dragon King, the sea is illustrated as an empty dream that bridges reality and imaginary. The constantly changing sea in Shakespeare's The Tempest and the Korean Bae Be Jang Jun reveals people's imprudence as they coerce the sea into a political ideology. Gwak, Jae-Gu's poem sings of a woman's sea that is molded from humankinds ignorance. A more tragic form of sea and memory is portrayed in the legand Son Dul Mok. Here, the sea symbolizes the violence and mentality of politicians who take lives of others indiscriminately, and reminds us that their poor souls still remain with us today. Ja San Uh Bo describes the intellectual activities of the classical Korean scholars giving names to sea life, Jae Ju Ma Dang tells us how the people of Jae Ju calculate and map out the sea in relation to Mt. Halla. The salmons' mysterious journeys of mating and laying eggs in Hyung Ryul Ko's Silver Fish reveals a scientific and humanistic recount of the sublime beauty in the sea and memory within life in the sea.