UNGLAZED • E-FREE TRANSLATION.COM • Definition of Unglazed

... deep-rooted brushwood;—that they were arranged in regular order, suggesting a military encampment rather than the abode of savages; that they were of uniform size, with few exceptions; that on excavation they yielded fragments of hard wood, unglazed pottery, and a Japanese dirk, and, finally, that their site corresponded with that of military encampments established in Yezo and the Kuriles by the Japanese Government in the early part of the nineteenth century as a defence ...

— A History of the Japanese People - From the Earliest Times to the End of the Meiji Era • Frank Brinkley and Dairoku Kikuchi