Derrick Osei Kuffour Prempeh, popularly called “Kofi Jamar,” is a Ghanaian musician from Kumasi. He is best known for his hit song Ekorso, which evolved from the viral Kumerica/Asaaka trend and features Yaw Tog and YPee. In 2021, he was nominated in seven categories at the Vodafone Ghana Music Awards. Jamar is from Bantama in the Ashanti Region of Ghana. He attended Bethel Preparatory School together with fellow rapper Amerado.
