A vibrant and dynamic advertisement poster for Japan featuring a large, black illustration of a cow in the center, fireworks in the background, koi patterns, modern skyscrapers, a historical castle, cherry blossoms, roses, a Shinkansen bullet train, and an airplane. The background should have blue and orange hues to convey a lively and energetic atmosphere. The illustration should be animation-like, and there should be no text. --ar 9:16 --v 6
