noun
Iron Chef (Japanese TV program, 1993-1999)
Proper noun; refers specifically to the cooking competition show 料理の鉄人.
「料理の鉄人」は1990年代に人気を博した料理番組です。
"Iron Chef" is a cooking show that gained popularity in the 1990s.
The title is a proper noun for a television program; no further etymology is available.