The letter said all the officials of Chongryon and Koreans in Japan burst into loud shouts of hurrah when they watched the smiling image of the Supreme Leader who was heading towards the Paekhwawon State Guesthouse with President Moon Jae In amid warm welcome from more than 100 000 Pyongyangites, when they saw Kim Jong Un sign and announce the historic "September Pyongyang Joint Declaration" and when they saw the great image of the gifted brilliant commander who impressively showed, through the grand mass gymnastics and artistic performance, that the north and the south can build a reunified and powerful country admired by the world on this land when they join hands to open up a broad avenue to peace and prosperity, and who demonstrated to the world the Korean nation's spirit and will for reunification atop Mt Paektu, a holy land of the nation and the ancestral mountain.

It further said:

The historic Pyongyang north-south summit and the "September Pyongyang Joint Declaration", which marked another new milestone in our nation's history of reunification, are an important occasion in further accelerating the improvement of north-south relations and opening up the era of peace, prosperity and independent reunification in the Korean peninsula on the basis of the Panmunjom Declaration. So, they will shine century after century as a special exploit performed by the Supreme Leader for our nation's cause of reunification.

Marshal Kim Jong Un, who has regarded it as his noble mission to realize the country's reunification, a long-cherished desire of the Korean, as the great leaders did and made indefatigable efforts for it, is the great creator of a new history of reunification and the brilliant sun lighting up the 3 000-ri land of Korea.

We will turn out as one in the nationwide struggle to support and realize the historic "September Pyongyang Joint Declaration", cherishing the unbreakable faith that the great cause of national reunification is sure to be accomplished thanks to you and the philosophy that the all-round prosperity of the movement of the Koreans in Japan and the rosy future of the younger generation are guaranteed along with the new era of peace, prosperity and reunification in the Korean peninsula ushered in by you.