Outside the house Japan, some of the modern katanas becoming produced by western swordsmiths use contemporary metal alloys, which include L6 and A2. These contemporary swords replicate the scale and condition from the Japanese katana and therefore are employed by martial artists for iaidō and even for chopping exercise (tameshigiri). https://katana81245.evawiki.com/8396359/top_latest_five_katana_urban_news