请教日本网购投影的问题

请教各位有过日本网购经验的大大.我想从日本rakuten网购sony投影aw-15.卖方支持海外发货.并给我回了信:

Thank you for your inquiry.

We are pleased to offer you a quote as follows

Model: SONY VPL-AW15
Price:  124,500  yen
EMS rate : 10,200 yen
Shipping handling charge:
1,000 yen +1,245 yen
Insurance: 300  yen
Bank charge:  2,500 yen

Total price: 139,745 yen

Paypal payment is all available
Please use Paypal If you make credit card payment.


We hope this price leads you to place an order with us.

现在还在考虑要不要走这条路买.
而且购买需要用paypal支付.请问购买的话有什么需要注意的地方吗?
我之前只从amazon jp买过书之类的.谢谢