Kasimedu is a hamlet in the neighborhood of Royapuram, in the Chennai district of Tamil Nadu state in peninsular India. This hamlet is occupied by fishermen whose families depend on the fishing harbor and the fish market nearby. It stretches for about 2 km, near Ennore fishing harbor along the shore, north of Chennai Port. Large numbers of victims from the Kasimedu fishing community were found during the tsunami observed on 26 December 2004. Kasimedu has located about 5 km from Chennai Beach railway station. Near about 200 tons of fish are brought to Kasimedu, daily. State Highway 114 (Ennore Express road) passes through Kasimedu. There is a fish market in Kasimedu. Even though there are so many fish markets in Chennai, Kasimedu is the famous fish market. It attracts crowds of wholesalers, retailers, and the common public in and around Chennai and various places in Tamil Nadu.