noun

  1. first floor, ground floor.
  2. one floor, one story.
  3. one rank.

Variations

Pronunciation Kanji Kana Is Common
一階 いっかい
1階 いっかい

Contained Kanji Breakdown

one, one radical (no.1)
イチ いっ ひと- (1st, N5)
storey, stair, counter for storeys of a building
カイ きざはし しな (3rd, N2)
all, everything
みな カイ むな (7th, N3)
compare, race, ratio
ヒ くら.べる い (5th, N2)
spoon, spoon or katakana hi radical (no. 21)
ヒ さじ (Kentei 1)
white
しろ ハク しら- (1st, N5)
katakana no radical (no. 4)
ヘツ えい よう (Kentei 1)
day, sun, Japan
ひ にっ ニチ (1st, N5)