A simple and colorful webtoon style illustration featuring 5-6 diverse characters joyfully walking together, representing the theme 'Walking for Survival, Walking for Happiness'. The characters should be of various ages and backgrounds, each displaying a cheerful and relaxed demeanor. The setting can be a park or a natural trail, depicted in a vibrant and engaging way. The focus is on the joy and community aspect of walking, captured through the lively expressions and postures of the characters in a minimalistic yet impactful webtoon style.