do brazilians need visa ,have a residense in japan???

1.Yes, you need a visa to China;
2.It usually takes about 4 days for ordinary service.If you ask for rush service, you can get the visa on the second working day,but you need to pay extra money.
3.To remind you, since you a Brazilian in Japan, besides the ordinary required documents, you still have to fill the Supplementary Visa Application Form(V2011B) and submit the original and a photocopy of your permanent visa.