Kachi Nnochiri's educational journey began at Onward Nursery and Primary School in Surulere, Lagos, where he completed his primary education. Hailing from a southeastern state of Nigeria, Kachi belongs to the Igbo tribe.

Continuing his academic pursuit, he enrolled at Government College, Lagos, for his secondary education. It was during his high school years that Kachi discovered his innate talent for acting. He actively participated in various stage dramas organized by his school, honing his skills at a young age.

After completing his secondary education, Kachi pursued a degree in Theatre Arts at the University of Lagos.