noun which may take the genitive case particle 'no', na-adjective, noun
Describes someone older or more senior in age, often in a group or relative comparison. Used as a noun or adjectivally with の/な.
彼は私より年長です。
He is older than me.
年長の社員が新人を指
Senior employees guide the newcomers.
noun
third-year kindergarten student
Specific term in Japanese early childhood education for the oldest kindergarten class (typically 5–6 years old). Often used in contexts like 年長組 or 年長さん.
うちの子は来年年長になります。
My child will be in the oldest kindergarten class next year.