Japanese December 3D Icons

Create an icon collection representing objects, symbols, and atmospheres for [month]. They should be unified under a single theme. The background is pure white. Place the month name "December" at the center of the top of the image as a minimalist and balanced title. It is symmetrically placed on a grid, visually blending with the overall design. Icons should be presented in a colorful and soft 3D style, using season-appropriate textures and atmospheric lighting. They should embody the essence of Japanese December. All icons and titles should maintain consistent proportions, materials, and visual language.