Lot Essay
For the artist see Robert E. Haynes, The Index of Japanese Sword Fittings and Associated Artists, (Ellwangen, 2001), 3 volumes, p.2224, no.H11367 (for the first); p.289, no.01386 (for the second); p.283, no.01330 (for the third)
For the signature of the first see K. Kokubo, Shinsen Kinko Meikan, (Tokyo, 1993), p.317
For the signature of the first see K. Kokubo, Shinsen Kinko Meikan, (Tokyo, 1993), p.317