Many users searching for DW7 might actually want DW8. Here is a quick comparison:
Searching for "xia zai zhen san guo wu shuang 7" (下载真三国无双7) refers to downloading Dynasty Warriors 8 xia zai zhen san guo wu shuang7
If you want pure, modern graphics, play Dynasty Warriors 8 (which has more characters) or DW9 (which tried open-world). But if you want the best story in the franchise, Many users searching for DW7 might actually want DW8