you know the English name of that Fishing Island??
i dont think China will take back the Island with force, it is not necessary.
China already decided develope the ocean sourse--- oil --- with japan.
in 1993, China had gave back Russia 2 piece lands in north east and north west area for retreat the friendship with Russia. i forgot how big the size. --- only remember that is about hundreds of thousand sq mk. so, why China will care about those islands.
Taiwan is special issue, ROC still an old nam brand of China grovernment. China must take it down to complate the whole one China united big dream.
will China use force? i dont think so. yes, China can attrack Taiwan in anytime, but to control the whole Taiwan, the next 30 - 50 years will be impossible.
////// see the recent Schuchan earthquake, the grovernment management and militrey responds are so mass and weak.
if China use militrey force to take back Taiwan or those Isalnds, Japan will not do anything except yelling in UN. they will never get invole into the war.