This is a breathtakingly beautiful, hand-carved wooden Noh mask of "Hannya," meticulously crafted around 1972 by the skilled Japanese artisan Hosen. The technique employed is known as *itto-bori* (single-knife carving), a style originated by Suketomo Hirata during the late Edo period. The mask is carved from a prized variety of yew wood (*ichii*) native to the Hida region. While the wood initially displays a reddish hue, over time it develops a rich, brownish-amber patina and an increasing luster. The Hannya mask is an iconic symbol of Japanese Noh theater, representing a figure transformed into a demon by profound sorrow. The Hannya is an iconic symbol of Japanese Noh theater, representing a demon transformed by deep sorrow. The artist has masterfully captured this terrifying yet tragic beauty with profound sculptural details.