first grade of elementary school; first-year elementary school student
Abbreviation of 小学校１年(生). Used in informal school-related contexts to refer to the grade or the student.
My child will be a first grader next year.
I'm the homeroom teacher for the first grade.
Common abbreviation using the numeral 1; widely used in school contexts.
Kanji spelling using 一; also seen but less common than the numeral form.
Abbreviation of 小学校１年(生) (しょうがっこういちねん(せい)).