|March, 1948||Dr. Kotaro Katsura founded Katsura Chemical Laboratory.|
|May, 1951||Dr. Kotaro Katsura founded Katsura Chemical Co.,Ltd.|
|May, 1963||The Sagami Factory was built in Zama city, Kanagawa prefecture. Production facilities and capacity were expanded to produce active pharmaceutical ingredients.|
|March, 1965||The Company's capital was increased to 10 million Yen.|
|August, 1971||The Company's capital was increased to 20 million Yen.|
|May, 1980||No. 1 and 2 Works of the Sagami factory were built. Investment in large-scale production facilities.|
|September, 1981||Mr. Eijiro Katsura took office as CEO & President of the company.|
|November, 1986||The Company's capital was increased to 30 million Yen.|
|July, 1987||The second manufacturing facility was refurbished to accommodate production of the GMP active pharmaceutical ingredients.|
|April, 1997||The Sagami factory acquired certification from FDA|
|March, 2000||The permit to manufacture active pharmaceutical ingredients (Sagami factory) was renewed.|
|December, 2003||Mr. Ryotaro Katsura took office as CEO & President.|
|May, 2004||The head office moved to the Sagami factory location and commenced operation of its liaison office in Tokyo.|
|November, 2009||The attestation of ISO14001 was obtained for the Sagami factory, Head Office.|
|September, 2010||Operation of the Laboratory commenced.|
|November, 2013||The attestation of ISO14001 was obtained for the Laboratory.|
|November, 2015||Acquired new building, removed (Head office,) R&D lab|
Dr. Kotaro Katsura was a grandchild of Taro Katsura who was the 11th, 13th and 15th Prime Minister of Japan.
Dr. Kotaro Katsura was a prince and also a member of the House of Lords in Japan until the end of the Second World War.
He was awarded the degree as Doctor of pharmacy in Tokyo University. He founded Katsura Chemical Laboratory based on the principle of “Challenge for difficulties” which, today, is reflected in Katsura Chemical Co., Ltd.
The 11th, 13th and 15th Prime Minister of Japan