３列
How to write Japanese & Stroke order

Check also 列  

Names and idioms with total stroke of 6:
出し  収め  去っ  上小  十人力  

Names and idioms similar to ３列:
列車  隊列  何列  偶列  剣列  

Check stroke order for the words below:
大慌て  曽代島  現着  紅猿子