カン, くだ, すが

pipe, tube, wind instrument, drunken talk, control, jurisdiction

JLPT2 G4 S14 F517

As per # (wrap about/enclose) + bamboo → (bamboo) *pipe*; *tube*; *flute*. There is no longer any specific connection with bamboo. *Control* is a borrowed meaning via the acquired, associated meaning of , here possibly with respect to the control exercised in playing a wind instrument; compare .

[Full Kanji Etymology List]