On March 13, the Ministry of Land, Infrastructure, Transport and Tourism (MLIT) announced that a rubber product manufactured by Toyo Tire & Rubber and used in the construction of base-isolated buildings does not meet national standards. Although the product was approved by the MLIT, the data was falsified by the product maker. The MLIT cancelled the certification on March 13.

Toyo president Takuji Yamanoto apologised at a press conference held on the same day. An apology was also posted on the company’s website.

The rubber has been used in 55 buildings across Japan, including apartment buildings, government buildings and hospitals. Five buildings are in Tokyo and six are in Kanagawa Prefecture. The MLIT has identified several of the affected buildings:


This content is available to paid subscribers only.

Sharing information on Japan’s real estate market has been a long passion dating back 14 years. However, gathering and preparing this content takes hours and hours each week. By joining our monthly subscription service, you can access over 3,100 articles dating back 14 years. Best of all, you’ll be supporting us in our endeavor to continue to provide investors with on-the-ground, expert information.

To join our paid subscription service and access over 3,100 news articles on Japan's real estate market, please register here.

Already a paid member? Log-in using your details below.