幅
フク, はば

hanging scroll, width

JLPT2 G7 S12 F641

As per 畐# as described in 副 (abundance) + 巾 cloth → piece of *cloth* of abundant *breadth*/*width* → *range*; *fabric*; *apron*; *counter* (for scrolls); *edge* → *influence* (← wide-ranging influence).

[Full Kanji Etymology List]