At a ceremony in Beijing, Chinese Premier Wen Jiabao, right, welcomes his Japanese counterpart on a state visit to China.<br/> Japanese Prime Minister Yoshihiko Noda is the first regional leader to visit Beijing since the death of North Korean leader Kim Jong-il was announced on Monday.<br/> His death rattled the region, and Noda stressed the importance to both Japan and China of a stable Korean peninsula.<br/> (SOUNDBITE) (Japanese) JAPANESE PRIME MINISTER, YOSHIHIKO NODA, SAYING:<br/> "Peace and stability on the Korean peninsula is in the common interest for both Japan and China."<br/> Noda and Wen supervised the signing of agreements on education and clean energy cooperation.<br/> The Japanese premier's two-day visit will end on Monday, after he meets with President Hu Jintao.<br/> Nick Rowlands, Reuters.