*Ahem.* This is the place of convenience. What place above all others do you want to be convenient? Just in case, you know... that would be the toilet. You might also call it the lavatory, the restroom, or the bathroom.
This word is casual and sounds gruff, so you won't see it on offical signs or hear it in polite conversation. It's worth knowing so that you'll understand it in casual speaking and writing, though.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well. Just watch out for the rendaku.
You should go to the bathroom when you fart.
It seems that Satoshi finally got serious about cleaning the bathroom.
Oh yeah! Nothing but net! I really love that this restroom’s trashcan has a basketball net on it.