Housing Industry

*Kenzai (Board) Tatami-mat is a modern type of Tatami-mat, where polystyrene foam is used inside instead of other materials such as straws.

This report was compiled based on an article introduced in our periodical, “Yano Report” dated July 25, 2019.

I. Tatami-mat Market Decreased by 3.4% to 4.25 million in number in FY2018: Demand of Japanese Room Continuing to Decline

II. Demand of Tatami Boards Continues to be on a Downward Trend with 7,306 million pieces of Sales in FY2018, down by 3.7% from the Previous Year

III. DAIKEN Corporation, Akimoku Board

IV. Market of PS foam Decreased by 3.9% to 4,765 tons: Declining Trend of Lowered Demand of Tatami-mat Continues Also for Rental Housing

V. DuPont Styro Corporation (Former ‎Dow Chemical Japan Limited), Kaneka KENTEC Co., Ltd., JSP Corporation

VI. Demand of Healthy & Eco-friendly Tatami-mats Decreases Sharply: The Market Becoming Severe with the Continued Manufacturers’ Withdrawals

VII. Kabushiki Kaisha Senryu, Yugen Kaisha Hanse Shoten*
    *English names of these two companies above are not official but only expression in alphabet.

VIII. Thin Tatami-mat Market (Including Tatami Rugs) Remains Steady at the Level of 500 thousand pieces

IX. Distribution System of Tatami-mat as Building Material

Table: Transition in Aggregate Demand of Tatami-mat
Table: Transition in Shipment by Tatami Board Manufacturer
Figure: Market Share of Tatami Board Manufacturer
Table: Shipment Volume of Extruded Expanded Polystyrene Foam for Tatami-mat Manufacturers by Manufacturer
Table: Overview of Expanded Polystyrene Foam Manufacturers by Type in FY2018 (Conversion in shipment in number of pieces of Tatami-mats)
Figure: Manufacturers’ Market Share of PS Foam for Tatami-mats
Table: Product Overview of Healthy Tatami-mats
Figure: Distribution Map of Tatami-mats as Building Materials