ridge on a sword blade
Refers to the raised line running along the side of a Japanese sword blade, a technical term in sword appreciation.
ridged pattern
In architecture, a decorative ridged pattern, often seen on traditional Japanese roofs or metal fittings.
The ridge on a Japanese sword blade serves to increase the blade's strength.
The roof of this temple is decorated with a ridged pattern called shinogi.
Kanji form; rarely used outside sword or architectural terminology.
The exact derivation is uncertain; the word is native Japanese and has been used historically in sword and architectural terminology.