one joint; one section
Refers to a single segment or node of something like bamboo, a finger, or a segmented object. Also used for a section of a text or speech.
one tune; one piece; one measure
Used for a single musical piece, tune, or a measure of music. Can also refer to a short performance.
one piece of dried bonito
Specifically refers to one piece of dried bonito (katsuobushi), often used in cooking. This is a specialized culinary term.
I used one piece of dried bonito to make the broth.
I cut one joint of bamboo and made it into a flower vase.
One section of his talk stayed with me.
She played one piece on the piano for me.
Standard kanji spelling for all senses.
Kana spelling is acceptable when the kanji is not needed, but the kanji form is more common.
Compound of 一 (ひと, 'one') and 節 (ふし, 'joint, node, section'). The reading ひとふし is a standard kun'yomi combination.