Clear out your garden/balcony(plant pots,garden furniture,bicycle etc).
Secure anything you cannot bring in the house by using a strong rope.
Clear clogged rain gutters and downspouts.
Secure Monohoshi-zao(laundry poles) or bring them inside to prevent them from breaking your windows.
Close your Amado(sliding shutter used to cover your windows).
Amados will protect your window from flying objects breaking your window.If you do not know if you have an Amado installed,ask your landlord or neighbors.
If you do not habe an Amado,consider using glass safety films.During the typhoon,keep your curtain shut and stay away from windows.