Onji comes from a unique sports background, transitioning from a basketball player in junior high school to a dancer in high school and college. From his experience, he knows how to create a robust and explosive body for basketball and a mobile and flexible body for dance.

As a personal trainer, Onji started at a city-run fitness gym before moving into a private personal-training gym. His training philosophy revolves around making training enjoyable for his clients. One of his specialities is training for aesthetics, where he focuses on body parts that make your body look cool and attractive, regardless of gender!

He is continuously working to keep himself up-to-date on the latest scientific literature regarding training, diet and supplementation so that more people can achieve their ideal bodies.