(archaic) iron / (figuratively) something extremely strong

double-edged sword / swordsmanship

a sword, especially one with a double-edged blade / swordsmanship / a bayonet / (entomology) a stinger / (entomology) an ovipositor

a male given name

a sword

a female given name / a surname

a female given name

a male given name

iron

iron, the metal and the metallic chemical element / (more generally) steel / short for 鉄砲 (teppō, literally “cannon”, but in this case, refers to the poisonous fugu blowfish or dishes made from it)