３件
How to write Japanese & Stroke order

Check also 件  

Names and idioms with total stroke of 6:
久丸  民一  土也  与上  九人力  

Names and idioms similar to ３件:
件  条件付け  条件変数  大阪事件  貿易条件  

Check stroke order for the words below:
大問  兼成  空港南  商人町  相國寺  断続用  鄭蘇戡  薨逝