Tatami Core Engineering

The Core: Crafting the Foundation

"What lies beneath matters just as much as what you see."


I. 5-Layer Hybrid Core

The Balanced Standard (2 Slides)

5-Layer Structure & Cushioning (Hybrid 1/2)

Comfort & Daily Practicality

Our standard luxury core blends multiple materials to create a balanced structure perfect for contemporary homes.

  • Strategic Layers: Wood fiberboard, high-performance insulation foam, and non-woven cushion.
  • Gentle Touch: Soft yet firm underfoot feel.
  • Daily Handling: Lightweight for easy maintenance.
Core Structure

Floor Heating Compatibility (Hybrid 2/2)

Floor Heating

Advanced Thermal Performance

Specially engineered tatami cores designed for floor heating systems, offering superior heat conductivity and long-term durability.

  • High Heat Resistance: Built to withstand prolonged thermal exposure without warping or degradation.
  • Proven Reliability: Trusted for use in Japanese public facilities and high-traffic municipal spaces.
  • Optimal Efficiency: Facilitates even heat distribution for consistent indoor comfort.

II. All Wood Fiberboard

Uncompromising Stability (2 Slides)

Structural Stability (Fiberboard 1/2)

Solid Core Integration

Constructed purely from compressed wood fiberboard without synthetic foam additives.

  • Solid Feeling: Firm, grounded response underfoot.
  • Flat Profile: Prevents warping and maintains absolute flatness.
Solid Fiberboard

Longevity & Commercial (Fiberboard 2/2)

Commercial Core

Acoustic Insulation

High-density wood fiberboards act as excellent natural sound buffers.

  • Sound Barrier: Ideal for multi-story hotel rooms and lounges.
  • Heavy Foot Traffic: Outstanding resistance to high usage.

III. Zetron All-Foam Core

Ultimate Climate Immunity (2 Slides)

Moisture Immunity (Zetron 1/2)

Extreme Environments

An innovative moisture-immune core for extreme global climates.

  • Humidity Proof: Completely resistant to tropical dampness and salt air.
  • Ultra Lightweight: Up to 50% lighter than standard cores.
Zetron Material

Global Trade Proof (Zetron 2/2)

Zetron Usage

No Warping, True Reliability

Specifically developed to remain flat in high-humidity luxury environments.

  • No Warping: Reliable dimension stability in extreme conditions.
  • Special Use: Best for high-humidity spa areas and yachts.

IV. Traditional Rice Straw Core

Authenticity & Heritage (1 Slide)

Traditional Rice Straw (Wara-Doko)

The Original Craftsmanship

Woven from thousands of dried rice straw layers, this traditional core is the hallmark of authentic Japanese architecture.

  • Natural Breathability: Excellent moisture absorption and air-cleaning properties.
  • Heavyweight Quality: Provides a unique, solid impact-absorbing feel and rich aroma.
  • Eco-Friendly: 100% natural material that matures beautifully over decades.
Zetron Material

Technical Matrix Summary

Precision Craftsmanship

Regardless of the core choice, every mat is accurately hand-measured and finished using professional cutting machinery in our Tokyo workshop within a 1mm tolerance.

"Traditional craftsmanship meets precision performance engineering."

Technical Summary