にかい
Nikai
Other forms: ２階
二階 (Nikai) is a Japanese noun meaning “second floor, upstairs”.
Meanings
- nounsecond floor; upstairs
Examples
２階へ行って寝なさい。
Go upstairs and go to bed.
二階の部屋を学生に貸した。
They let the upstairs room to a student.
私の部屋は二階の左側です。
My room is upstairs on the left.
Sentences from Tatoeba (CC BY 2.0 FR).