同どう年ねん齢れいどうねんれいMeanings1noun which may take the genitive case particle 'no', nounsame age; age-matchedUsed as a noun or no-adjective to describe people or groups of the same age. Common in formal, academic, or statistical contexts.同どう年ねん齢れいの子こども同どう士しで遊あそばせる