 On June 5, 1936, the Presidium of the Council of Nationalities of the CEC of the USSR decided to translate the written language of the peoples of the North, including the Nanai, into Cyrillic.At the beginning of 1937, the Nanai Cyrillic alphabet was officially approved - it included all the letters of the Russian alphabet except "Щ щ" and "Ъ ъ".The sound [ŋ] was indicated by a combination of letters Нг нг.