This study aims to investigate and explore the acquisition of maritime culture literacy in early childhood. This study used a qualitative case study approach with four early childhood participants aged 4-7 years using semi-structured interviews and observation methods. The findings of this study have demonstrated that the acquisition of maritime culture literacy in early childhood through social interaction with peers and adults, through natural play, and providing support through scaffolding) from adults, especially parents around children. The maritime culture literacy acquisition by children includes (1) maritime knowledge such as coastal and marine ecosystems, the lifestyle of fishing communities and natural phenomena that occur, (2) attitudes to life and the maritime environment, and (3) living habits in a maritime environment.