１０件
How to write Japanese & Stroke order

Check also 件  

Names and idioms with total stroke of 6:
巡  千万  羽劦  丸与  つん太  

Names and idioms similar to １０件:
条件付  大事件  相沢事件  張作霖爆殺事件  白虹筆禍事件  

Check stroke order for the words below:
国田  清悦  多加広  陸奥三  巴峽  皺目  鵞峰  餓鬼棚