Sonya is undeniably one of the most cute guest characters featured in the Doraemon series. A pristine cat robot, Sonya resided in the utopian city of "Paradapia," where he served as the city's prime guardian. Initially just an ordinary and somewhat unremarkable robot, his life took a remarkable turn when the Three Sages transformed him into a living, sentient being, complete with genuine emotions. Beneath his sleek exterior, Sonya has a heartwarming and compassionate personality.