[2] He was a follower of Le Corbusier and was one of the most significant architects of the 20th century, combining traditional Japanese styles with modernism, and designed new types of houses symbolized living in the metropolis.

Just on the day of the end of the war (August 15, 1945), he returned to Osaka from the evacuation area, and the sight he saw was the starting point for his architect life.

Air raid shelter and burn marks became his good playground, explore, dig and find something, just like as Boy's secret base.

In 1964, he designed the City hall of Hiraoka (Present name "Higashiōsaka") as "Warped roof, large eaves, spiral staircase, and sash with well-designed windows".

This park is a passage leading to the Tokyo Metropolitan Government, and with an underground culture history, such as the center of anti-Vietnam War movement 'folk song guerrilla' activities in the 1960s.