► 名詞
御手洗い [(3)おてあらい] meaning: toilet rank: 1
☆ 御手洗いはどこですか？ ⇨ Where’s a bathroom, restroom? (☛ Means “a hand wash room”)
トイレ [(1)といれ] meaning: toilet rank: 1
☆ トイレはどこですか？ ⇨ Where’s a bathroom, restroom? (☛ From “toilet”. In traditional Asian housing, toilet and bath are in separate rooms)
手洗い [(2)てあらい] meaning: toilet rank: 2
☆ 手洗いはどこですか？ ⇨ Where’s a bathroom, restroom?
便所 [べんじょ] meaning: toilet rank: 2
☆ 公衆便所 ⇨ Public restrooms (☛ More of a technical term today, even though it used to be commonly used often as 御便所（おべんじょ）)
下 [(2)しも] [coll] [euphemism] meaning: toilet rank: 3
☆ 祖父は下の世話が必要だ ⇨ My grandfather needs toileting help
洗面所 [せんめんじょ] meaning: toilet rank: 3
☆ 洗面所はどこですか？ ⇨ Where is the restroom? (☛ Literally “face washing room”)
便器 [(1)べんき] meaning: toilet rank: 3
☆ 便器は普通白い ⇨ Toilet bowls are usually white (☛ A toilet bowl or urinal)
おまる [(2)おまる] [coll] meaning: toilet rank: 4
☆ おまるの練習 ⇨ Potty training (☛ A potty for children)