Japan has proposed to China and South Korea that a long-delayed trilateral summit be held in Tokyo in early April, but Beijing is withholding its response, diplomatic sources said Friday.With China remaining reluctant about the summit before the National People's Congress in March, the government of Prime Minister Shinzo Abe has conveyed its readiness for a three-day visit to Japan by Chinese Premier Li Keqiang and South Korean President Moon Jae In from April 4 or 9, they said.Seoul has said it would try to make necessary arrangements, they said.The trilateral summit was last held in Novem…READ FULL ARTICLE