21.   Tensions have mounted in the area since Japanese nationalists erected a lighthouse in July on one of the islands.

22.   The dispute has heightened since July when a makeshift lighthouse was erected by Japanese right-wingers.

23.   The group plans to launch zodiac inflatable dinghies and plant a communist Chinese flag on the tiny archipelago, where Japanese nationalists recently erected a lighthouse.

24.   The group, the Japan Youth Federation, outraged China and Taiwan when it erected the initial lighthouse in July.