a portrait of a smiling little boy playing in toy train at a playground, looking happy with his cute face and small hair. asian

boy smiling window train toy joy childhood innocence closeup cute face toddler asian 1yearold young happy expression moment play fun travel adventure laughter gaze child adorable little innocent sweet precious scenery smiley amusement happiness youth detail traintoy enjoyment observation tenderness love engagement wonder wonderment excitement looking baby kid portrait playing playground small hair aged years old