What exactly is the difference between Wakizashi and Kodachi? Katana and Tachi are differentiated by fittings and curvature, Tanto are knives, Nodachi are greatswords, but there appears to be no difference here. :
Wakizashi « Unique Japan
Kodachi vs Wakizashi: What's the Difference? | MartialArtSwords.com
Wakizashi - Wikiwand
Kodachi: A Look Into The Japanese Short Sword • Sword Encyclopedia
File:Daisho katana and wakizashi koshirae 2.jpg - Wikimedia Commons
Kodachi: A Look Into The Japanese Short Sword • Sword Encyclopedia
Kodachi | The Life and Times of JGM Doc Tore
Shoto - short wooden sword - white / red oak. Equipment for Aikido.
What's the difference between katana, ōdachi and wakizashi? - Quora
Wakizashi - Wikipedia
Rōnin Wakizashi 脇差 (Short Swords)
Japanese Sword Types-Katana, Tachi, Wakizashi, Nochachi | Swords and Armor
Short sword (wakizashi) and long sword (katana) (article) | Khan Academy