年ねん長ちょう組ぐみねんちょうぐみMeanings1nounsenior class (kindergarten, preschool)Refers to the class for the oldest children in a kindergarten or preschool, typically 5- to 6-year-olds.うちの子こは来らい年ねん年ねん長ちょう組ぐみになります。