The Ultimate Guide to Choosing Your Tatami Mat Borders (Tatami-heri)

About the Author

Photo of Yusuke Higuchi
Yusuke Higuchi
Certified First-Class Tatami Craftsman / Owner of Higuchi Tatami Shop
Trained at Sawabe Tatami Co., Ltd. in Kyoto, a workshop led by a "Contemporary Master Craftsman" honored with the Medal with Yellow Ribbon, before starting his own business in Edogawa, Tokyo.
Winner of the Kyoto Tatami Competition (Governor’s Award) / Holder of the National First-Class Tatami Craftsman License.
Extensive experience from temples and shrines in Tokyo’s Edogawa ward, to private homes, tea rooms, houseboats, and guesthouses.
National First-Class Tatami Craftsman Certificate Kyoto Tatami Competition Winner Trophy

When you think of tatami, you probably picture the green woven surface. But have you ever paid attention to the borders that frame it? These are called tatami-heri, and they are much more than just a decorative trim. As a professional tatami craftsman and a certified First-Class Tatami Production Technician, I can tell you that a tatami mat's border is essential for both function and style. This guide will help you understand their importance and choose the perfect design for your space.

The Unexpected Roles of Tatami Borders: History & Function

Tatami borders have two key roles: reinforcement and decoration.

  • Reinforcement: The tatami-heri prevents the edges and corners of the mat from fraying, which significantly extends its lifespan.
  • Decoration: The colors and patterns of the borders can completely change the atmosphere of a room.

Historically, tatami borders were a symbol of status in Japan. During the Heian period, the designs and colors of tatami borders indicated the rank of the person using them. For example, emperors and royalty used intricate patterns called Ungenbuchi, while aristocrats used Koraibuchi. This tradition still influences modern designs.

Understanding the Materials: Which Tatami Border is Right for You?

Tatami borders are made from various materials, each with unique characteristics.

  • Pure Cotton: This traditional material offers a soft, natural texture that complements classic Japanese-style rooms.
    • Pros: Authentic look and feel.
    • Cons: Less durable, prone to fading and staining.
  • Synthetic Fibers (Polyester, Polypropylene, Polyethylene): These are the most common materials today, offering a blend of durability and design versatility.
    • Pros: Highly durable, stain-resistant, and available in a vast range of colors and patterns.
    • Cons: Can have a slightly synthetic feel.
  • Hemp: Considered a premium material, hemp borders are highly breathable and lend an air of elegance and formality to a room.
    • Pros: High-quality, excellent breathability.
    • Cons: More expensive than other options.

Choosing the Perfect Tatami Border Pattern: Design Tips

The color and pattern you choose can dramatically transform a room. Consider these categories:

  • Traditional Patterns: Timeless designs like kikko (tortoise shell) or solid, subdued colors are perfect for formal spaces like tea rooms.
  • Modern Patterns: Bold, contemporary designs and bright colors work well in modern living rooms or studio apartments.
  • Character Patterns: Fun, playful designs are a great choice for children's rooms or themed spaces.

▽tatamiheri:https://ohmiyaberi.co.jp/works_category/osusume/

Key Questions & Expert Advice

  • Can I change my tatami borders? Yes, you can! Tatami borders are not permanent and can be replaced, typically during a tatami re-facing.
  • How long do tatami borders last? They generally last for about 10 to 15 years, but this can vary depending on foot traffic and maintenance.
  • What's the best way to choose a pattern? To avoid making a mistake, consider the overall balance of the room, including wallpaper and furniture. Always ask for samples so you can see them in your own lighting and against your walls.

Your choice of tatami-heri is an opportunity to express your personal style and create a truly unique and beautiful space.