During the War, he participated in the symposia entitled 'World-historical position and Japan' and 'Overcoming the Modern' in which they tried to clarify the ideological position of the Greater East Asia War (the War of the Pacific) from the standpoint of 'Philosophy of the world history.'
戦時下には大東亜戦争（太平洋戦争）を「世界史の哲学」の立場から思想的に位置付けようと試みた「世界史的立場と日本」座談会や「近代の超克」座談会に出席。