using a tasuki to tuck up the sleeves of a kimono / (mathematics) cross-multiplication

work through, address, grapple with, deal with

white hempen cloth worn by mourn

たすき掛け: (mathematics) cross-multiplication

kimono sash / sash (in general)

a job; an occupation; work / job, work (task) / (physics) work, change of energy

to work

in the midst of / rack / in the midst of / tenths / clad

credit

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend