日本刀【にほんとう】
Japanese sword (usu. single-edged and curved), Japanese bladed weapon
刀剣【とうけん】
sword, dagger, knife, bayonet
竹刀【しない】
bamboo sword (for kendo), bamboo fencing stick
太刀【たち】
long sword (esp. the tachi, worn on the hip edge down by samurai), large sword, straight single-edged Japanese sword (from the mid-Heian period or earlier), guandao, Chinese glaive
小刀【こがたな】
(small) knife, short sword, small sword
短刀【たんとう】
short sword, knife, dagger, dirk, tantō
太刀打ち【たちうち】
crossing swords, competing against, contending with, fighting against
宝刀【ほうとう】
treasured sword
木刀【ぼくとう】
wooden sword
一刀両断【いっとうりょうだん】
cutting in two with a single stroke, taking decisive action, dealing with decisively, cutting the (Gordian) knot
懐刀【ふところがたな】
dagger, stiletto, confidant, right-hand man
一刀【いっとう】
sword, blade, single stroke
執刀【しっとう】
performing a surgical operation
単刀直入【たんとうちょくにゅう】
straight to the point, point-blank, frank, direct
