The Nomatsiguenga are an Indigenous people of the Peruvian Amazon. They live primarily in the Junín and Cusco regions, particularly in the rainforests along the Tambo, Ene, and Pangoa rivers. Their population is estimated to be between 5,000 and 10,000. The Nomatsiguenga people have a rich linguistic and cultural heritage. They primarily speak Nomatsiguenga, part of the Arawakan language family, though many also communicate in Spanish. Their traditions include oral storytelling, which preserves their history and values, as well as traditional healing practices rooted in their deep knowledge of the jungle’s medicinal plants. Their way of life revolves around subsistence agriculture, cultivating staple crops such as cassava, plantains, and maize while also relying on hunting and fishing. In some areas, coffee and cacao production have provided additional sources of income. Socially, they live in small, kinship-based villages with leadership structures that are largely informal, relying on the wisdom of respected elders. From a mission perspective, the Nomatsiguenga face significant spiritual and social challenges. Syncretism is common, as many blend traditional animistic beliefs—including spirit worship and shamanistic practices—with elements of Christianity, making discipleship complex. While portions of the Bible have been translated into Nomatsiguenga, deeper biblical literacy is still needed to strengthen faith foundations. Additionally, modernization has brought both opportunities and difficulties, with increased contact with urban society leading to cultural erosion, alcoholism, and family instability. Many Indigenous churches struggle to sustain themselves due to a lack of trained leaders, as few local believers have access to theological education or pastoral mentoring. Addressing these challenges requires a sensitive, long-term approach that honors their culture while fostering strong, biblically grounded discipleship.