Play word 割り勘勝ち 割り勘勝ち わりかんがち "winner" of a meal paid for by dutch treat (i.e. the person who eats the most)
Play word 割り勘負け 割り勘負け わりかんまけ "loser" of a meal paid for by dutch treat (i.e. the person who eats the least)
Play word 勘合貿易 勘合貿易 かんごうぼうえき licensed trade between Japan and Ming dynasty China during the Muromachi period
Play word 勘定あって銭足らず 勘定あって銭足らず かんじょうあってぜにたらず a profit on paper doesn't always mean a profit in the bank