Japanese swords were 'the very soul of the samurai' and its mental and religious value as sacred treasures and artistic value were emphasized, but on the other hand, it is said that they didn't achieve much on the battlefields.
日本刀は、「武士の魂」、神器としての精神的、宗教的価値や美術的価値が重視される一方で、戦場ではそれほど活躍しなかったとする説がある。