There is almost no way the PRC could seize even one of the Senkaku Islands without also seizing 5 nearby islands which are....
1. 100% uncontested Japanese territory
2. Have 5 airfields, one adequate for the Il-76
3. Are home to over 50,000 Japanese citizens
Bonus:
Some analysts strongly think the PRC would also take OKINAWA.
You know what THAT means...
The biggest airport is Ishigaki airport --let's take a look:
China then wont make its move until they rival us in military power meaning we will have a hard time containing them. we need stronger ties and military alliances with every other power in the Asia pacific region to stand up to china.