升 （ます） measuring container, measure, box (seating at a theatre, etc.), square on a grid, cell of a grid, square bearing block (at the top of a pillar)

升売り （ますうり） selling something by the boxful (in a wooden masu box)

酒枡 （さかます） masu container for drinking or measuring sake

斗枡 （とます） 18-litre measuring container