arrow shaft
Refers to the shaft of an arrow, typically made of thin bamboo.
Arrow shafts are often made of thin bamboo.
cornetfish
A long, slender marine fish; the name comes from its resemblance to an arrow shaft.
The cornetfish is a fish characterized by its long, slender body.
Common kana spelling for both senses; the fish sense is usually written in kana.
Outdated kanji for arrow shaft.
Kanji spelling for the arrow shaft sense.
Alternate kanji for arrow shaft; less common.
From 矢 (arrow) + 柄 (shaft, handle). The fish name is a metaphorical extension based on the long, thin shape.