３階
How to write Japanese & Stroke order

Check also 階  

Names and idioms with total stroke of 12:
直友  山秋  引易  婻  中使  

Names and idioms similar to ３階:
階上  階床  無産階級  琉球音階  民謡音階  

Check stroke order for the words below:
暢哉  屋原  馬毛島  豊後高田市  ソ連  蒼鷺  洛外天