Clean up the room.
Heya o katazukete.
room; apartment; flat; pad; chamber; stable
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
to tidy up; to put in order; to straighten up; to put away; to settle (problem); to clear (dispute); to finish; to bring something to an end; to marry off (e.g. a daughter); to do away with someone; to bump someone off