November 2004:

Founded at 18 Nihon-odori Ave., Naka-ku, Yokohama

Commenced importing of polyester resin raw materials from Nan Ya Plastics Corp.

Commenced importing of PS, ABS, PP, Ny resin raw materials from Formosa Chemicals & Fibre Corp.

March 2006:

TSUKASA PETCO Corporation established (as an agent for Nan Ya Plastics Corp. and Formosa Chemicals & Fibre Corp.)

September 2006:

Office opened in Taiwan (Taipei)

March 2007:

Commenced importing of compound resin raw materials from Lotte Chemical

June 2007:

Concluded agency agreement with Taiwan Hon Chuan

February 2009:

Commenced importing of compound resin raw materials from SK Chemicals

April 2012:

Office opened in Seoul (South Korea)

March 2014:

Began trading as an agent for Lotte Chemical's chemical products and ethylene oxide adduct (EOA)

October 2015:

Invested in Technion Japan

August 2019:

Opened office in Shanghai (China)