Do I have a chance to have a tourist L going to China for 4 days?

I'm a Filipino living here in Japan for 13 years I'm a widowed now my husband is a Japanese but he was died in stomach cancer,my visa is long term resident.I'mworking in a car spare parts company.My Japanese friends invited me to go China for sight seeing.-Josie from Fujinomiya, Shizuoka, Japan