PAPER Entrance is a specialist online store dedicated to paper and paper products, bringing together materials and formats that can be difficult to find at convenience stores or general retailers. Its selection serves practical, creative, and decorative needs, with products organized by type and by use, such as writing and printing, wrapping and protection, making, and everyday convenience.

The range includes colored and premium papers, Japanese washi, craft and board papers, thin papers, envelopes, cards, postcards, wrapping paper, stickers, paper boxes, and synthetic or water-resistant sheets such as YUPO and LIMEX. Shoppers can also find printer papers, fragrance blotter papers, record sleeves, photography background sheets, and materials for pamphlets and displays. Featured items include seasonal colored-paper sets, watercolor paper, stationery, and small packaging supplies.

Alongside its products, PAPER Entrance shares basic paper knowledge and editorial articles that demonstrate materials and suggest ways to use them, from crafts and printing to packaging. The store helps customers explore the qualities of different papers and choose options suited to their projects.