階
storey, stair, counter for storeys of a building
On'yomi: カイ (kai)
Kun'yomi: きざはし (kizahashi)
Stroke order
段
grade, steps, stairs
On'yomi: ダン (dan)、 タン (tan)
Stroke order
室
room, apartment, chamber, greenhouse, cellar
On'yomi: シツ (shitsu)
Kun'yomi: むろ (muro)
Stroke order