masterpiece, best quality, solo, 1girl, aged up, happy, medium breasts, you_watanabe, watanabe_you, short hair, brown hair, blue eyes, swept bangs, sailor-themed idol outfit, navy and white dress, gold trim, anchor brooch, captain hat, seaside stage with crashing waves, sunlight glinting off the water, energetic salute pose, ocean breeze in her hair, cheerful and adventurous aura
