1835440 jmdict A [id=2194545] 掻い掘り;かい掘り;搔い掘り[rK];掻掘[io] かいぼり [1][n,vs,vt][uk] draining a pond, lake or ditch (esp. to remove fish, purify water, etc.) [2][n,vs,vt][uk] cleaning a well