Imagine a vibrant mural featuring a portrait of Dr. Goku, rendered in the style of a street art aesthetic, combining cute cartoonish designs with advanced photo-realistic techniques. The piece is dominated by a dark red color scheme, capturing the nostalgia of childhood arcadias. The composition embraces an anime aesthetic with cartoon-like figures, achieving an unexpected blend of whimsy and realism. This artwork captures the essence of youthful adventure and the dynamic energy of Dragon Ball with a contemporary twist.