かい

階

表記・読み：かい

1. 1

   storey; story; floor

   名詞noun, used as a suffix
2. 2

   stairs

   名詞
3. 3

   stage (in chronostratigraphy)

   名詞noun, used as a suffix
4. 4

   counter for storeys and floors of a building

   助数詞