(swords) an inscription where a blade is shortened and a rectangular metal piece bearing the original inscription is cut out from the removed portion and embedded in the new tang

A triangular white cloth headdress placed on the forehead to signify a ghost in traditional Japanese theatre and artwork. Also known as a tenkan.

(historical) sangaku (ema on which is written an original maths (和算) problem and solution)

Synonym of 黄昏 (tasogare, “dusk; twilight”) / Synonym of 黄昏時 (tasogaredoki, “dusk; twilight”)

(Buddhism) think on the power of Kannon

(literally) know the other side and yourself, a hundred battles will not be perilous