いちねんせい一年生ichinensei
1.

A student or learner who is in their first year at school, typically referring to elementary, middle, or high school.

2.

An individual who is new to a particular role or position, often used in contexts such as politics or employment to denote someone who has recently begun their responsibilities.

3.

A plant that completes its life cycle within a single year, characterized by sprouting, flowering, and dying within the same calendar year.

Example:

わたしは去年一年生でした。

ねんせい年生nensei
1.

A term used to indicate a specific stage in a student's educational journey, denoting the year they are currently in at a school or institution.

2.

Refers to the classification of plants based on their growth cycle, distinguishing whether they complete their lifecycle within a single year, two years, or over multiple years.

3.

A suffix attached to numerical indicators to specify the grade or level of progression of a student in an academic setting.

Example:

これらの数字が示すのは、大学1年生の5人中3人が政治に無関心だということだ。

にねんせい二年生ninensei
1.

A student who is in their second year of an educational program, typically referring to those in elementary school, middle school, high school, or college.

2.

A classification of plants that complete their life cycle across two years, sprouting in one year and flowering or fruiting in the following year before dying.

さんねんせい三年生sannensei
1.

A student who is in their third year of an educational program, typically in middle school, high school, or university.

2.

An individual who has progressed to the third level of study, demonstrating a level of experience and knowledge in their academic journey.

3.

A member of a class or cohort that has reached the third year, often characterized by increased responsibilities and preparation for graduation or further studies.

よねんせい四年生yonensei
1.

A student in their fourth year of study at an educational institution, typically referring to high school or university.

2.

An individual who has completed three years of coursework and is currently in their final year before graduation.

3.

A person who is generally considered to be at the senior level in an academic program, often preparing for transition into professional life or further education.

Example:

彼は今ハーバード大学の四年生だ。