a detail / Short for 明細書.

to describe in detail

explanation

to explain

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

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

a plan, planning, schedule, conception

to plan, to make a plan, to plot, to lay out

A very detailed document such as a form or bank statement