The Japan Times reported a rivalry against the Chinese and Japanese Hackers. It has reported that Chinese hackers have launched organized cyber-attacks on dozens of official Web sites in Japan and Taiwan being a way of getting back at Japan for the similar attack that they contribute against them. Wen Wei Po a Chinese newspaper said that about 1,900 Chinese hackers were organized to launch a massive attack on more than 200 official Web sites in Japan and Taiwan. The conflict has been over a territory called Diaoyu Islands belonging to china but the Japanese wanting to claim it had attack on China sites sending pops saying, "the Uotsuri Island belongs to Japan".
“The paper said the sabotage was in retaliation for a Japan-based attack on the Web site of the China Federation of Defending Diaoyu Islands on July 25 in which a hacker wrote "the Uotsuri Island belongs to Japan" on the site, the report said. Uotsuri is the largest of the islands, known in Japan as the Senkaku Islands. But the federation, which seeks to assert China's claim to sovereignty over the Japan-controlled Senkaku Islands, denied that it had launched the attack.”