By Zhao Wei, Sina English
The spokesperson's office of China's Foreign Ministry said it had already made "solemn representations" as a survey group from Tokyo wrapped up an illegal survey at the waters off China's Diaoyu Islands on Sunday.
"The Chinese side reiterates that any unilateral action by the Japanese side on the Diaoyu Islands is illegal, invalid and will not change the reality that the Diaoyu Islands and its affiliated islands belong to Chinese territory," said the spokesperson’s office of Foreign Ministry.
China’s Foreign Ministry has reiterated the facts that Diaoyu Island and its affiliated islands have been China's inherent territory since ancient times; and that the islands in question are first discovered, named and used by the Chinese. Therefore, Any unilateral action by the Japanese side on the Diaoyu Islands is illegal and invalid. China urges Japan to properly handle the situation to avoid further flare-up.
A survey group organized by Tokyo metropolitan government arrived at the waters near Diaoyu Islands in the East China Sea and started illegal survey around the islands Sunday morning, Japanese media reported.
The group departed from Ishigaki port, Okinawa, Saturday night and arrived at waters surrounding Diaoyu Islands at 5 a.m. Sunday local time. The group started illegal survey at 6:15 a.m. (5:15 a.m. Beijing time), including measuring the temperature and the depth of the water and the landform of the area.
The investigation group comprises a total of 25 people, including officials from Tokyo and Ishigaki governments, real estate appraisers and experts in ocean policies.
During their survey for about 10 hours, the group conducted illegal survey on Diaoyu Island, North Island and South Island, the three island that Tokyo government plans to purchase.
Tokyo is also preparing to hold another survey on the Diaoyu Islands in October in which the governor of Tokyo governor Shintaro Ishihara claimed to take part in. “We will conduct a survey again in October. I will go at that time,” Ishihara told Japanese media, “If I get arrested, that's OK.”