Sword Fittings: Sword Guard (Tsuba) - Frog Motif, Unsigned Iron Base, Antique With Box (No Tsuba Cushion) This is a rare type of tsuba with a frog motif. Perhaps suitable as a good luck charm? As this is an antique tsuba, there is age-related deterioration. Please be sure to examine the photos, make your own assessment, and only purchase if you understand and accept its condition. Tsuba Size (approx.): Height: 7 cm, Width: 6.8 cm, Thickness: 0.5 cm ❈ Instant purchase OK.