Kotetsu m JapaneseThis name combines 小 (shou, chii.sai,
ko-, o-, sa-) meaning "little, small" or 虎 (
ko, tora) meaning "tiger" with 鉄 (
tetsu, kurogane) meaning "iron," 徹 (
tetsu) meaning "penetrate, clear, pierce" or 哲 (
tetsu, satoi, aki.raka) meaning "philosophy, sagacity."