釘くぎ隠かくし

noun

nail hider; nailhead cover

In traditional Japanese architecture, a decorative metal or wood cap that conceals the head of a nail, often used on pillars or beams.

• この古ふるいお寺てらの柱はしらには、美うつくしい釘くぎ隠かくしがはめ込こまれている。

  Beautiful nail hiders are set into the pillars of this old temple.

• 釘くぎ隠かくしは、釘くぎの頭あたまを隠かくすだけでなく、装そう飾しょくとしての役やく割わりも果はたす。

  Nail hiders not only conceal nail heads but also serve a decorative purpose.