“ゲームデザイナー:僕の体の70%は映画でできている” JA Original quote in Japanese; the summary below carries the meaning.
Kojima uses as the biography on his Instagram and X profiles the line Game Creator: 70% of my body is made of movies. On Instagram he presents it in English and in Japanese (ゲームデザイナー:僕の体の70%は映画でできている).
“Game Creator: 70% of my body is made of movies. ゲームデザイナー:僕の体の70%は映画でできている”