Japanese edit

For pronunciation and definitions of やいば – see the following entry.
S
[noun] a forged blade, such as a sword
[noun] the wavy pattern formed in the metal on the surface of a forged blade
[noun] a sword or similar edged weapon
[noun] something sharp like a sword
[noun] someone or something powerful
(This term, やいば, is the hiragana spelling of the above term.)
For a list of all kanji read as やいば, see Category:Japanese kanji read as やいば.)