In its congratulatory letter, the Chongryon Central Standing Committee paid the noblest tribute to the great leaders and Generalissimos Kim Il Sung and Kim Jong Il, founder and leader of the Democratic People's Republic of Korea, and extended the highest glory and warmest congratulations to the respected Marshal Kim Jong Un.

Thanks to the socialist homeland, Chongryon and Koreans in Japan could demonstrate the honor of being pioneers of patriotism, models of patriotism and loyalty and a model of overseas compatriots' organizations in the face of the fierce blizzards in an alien land, the letter stressed.

Chongryon and Koreans in Japan are fully determined to turn out in the struggle for comprehensively implementing the important letter sent by Marshal Kim Jong Un to the participants in the 25th Congress of Chongryon, it said.

Meanwhile, congratulatory messages came from the Standing Council of the Korean Federation of Workers in Commerce in Japan, the Central Standing Committee of the Korean Youth League in Japan, the Central Standing Committee of the Union of Democratic Korean Women in Japan, the Central Standing Committee of the Union of Korean Teachers and School Clerks in Japan, the Central Standing Council of the Korean Educationists Association in Japan, the Central Standing Council of the Korean Social Scientists Association in Japan, the Central Standing Council of the Korean Health Workers Association in Japan, the Central Standing Committee of the Union of Korean Students in Japan, the Central Standing Council of the Korean Human Rights Association in Japan and other central organizations and affiliated organizations under Chongryon, the Choson Sinbo Company, the Korean News Service, the Hagu Bookshop, the Kumgang-san Opera Troupe, the Kumgang Insurance Company, the Committee for Promoting Korea-Japan Economic Exchange and other affiliates, regional headquarters of Chongryon and Korean University and other Korean schools in Japan.