|1911||Born on February 26 in Kawasaki as eldest son of cartoonist Ippei Okamoto and poetess and novelist Kanoko.|
|1929||Enters the oil painting department of the Tokyo Fine Arts School. Accompanies his parents to Europe in December, and starts living in Paris in January of the following year.|
|1932||Electrified by paintings of Picasso into pursuing abstract arts.|
|1933||Becomes a member of the Abstraction-Creation group to associate with avant-garde artists until 1937, before he begins to pursue more concrete expression.|
|1938||Studies ethnology under Professor Marcel Mauss at the University of Paris. Exhibits Wounded Arm at the International Surrealist Exhibition in Paris.|
|1939||Associates with Georges Bataille and other thinkers around this time.
His mother Kanoko dies at the age of 49.
|1940||Returns to Japan following the German invasion of France.|
|1941||Exhibits works produced while staying in Europe to the 28th Nika Exhibition held by Nika-kai(a group of anti-mainstream artists), and receives the Nika Prize.|
|1942||Sent to the Chinese front as a private and returns to Tokyo in 1946 to find all his works burned in an air raid.|
|1947||Begins to emphasize Taikyoku-ism (polarism) as the core of his artistic principle.|
|1948||Establishes Yoru-no-kai (the Night Society) with critic Kiyoteru Hanada and others to explore various themes to integrate avant-garde art and literature.
His father Ippei dies at the age of 62.
|1949||Submits Heavy Industry to the 34th Nika Exhibition, and Law of the jungle to the 35th exhibition the following year.|
|1952||Publishes Thoughts on Jomon Earthenware in an art magazine Mizue, highlighting the beauty of the primitive artifacts in the prehistoric Jomon period.|
|1954||Submits work to the 27th Venice Biennale.
Moves the studio to Aoyama and establishes the Gendai Geijutsu Kenkyusyo (Institute of Esthetic Research).
Publishes Today’s Art, which becomes a best-seller.
|1956||Executes ceramic relief murals for the old Tokyo Metropolitan Government building.|
|1970||Serves as Theme Producer of the Expo ’70 in Osaka, the first worlds’ fair held in Asia, and builds the Tower of the Sun in the Symbol Zone.|
|1981||Holds a solo exhibition at the Yamanashi Prefectural Museum of Art.
Appears in commercial, popularizing the phrase:"Art is explosion."
|1991||"Taro Okamoto-Outstanding Talent from Kawasaki" exhibition held at the Kawasaki City Museum.
Donates principal works to Kawasaki City in December.
|1993||Becomes an honorary citizen of Kawasaki City.|
|1996||Dies of acute respiratory dysfunction on January 7.|
《Wounded Arm》 1941
making “law of the jungle”(1950)
Jomon pottery（photo by Taro Okamoto, 1956）
TV commercial(HITACHI maxell, 1981)