転校生 (tenkousei) Japanese meaning: transfer student | Kotomoraクラスに転校生が加わる
a transfer student joins the class
A new transfer student joined the class.
転校生として自己紹介するto introduce oneself as a transfer student
He introduced himself as the new transfer student.
Don't confuse with
転校生 is a student who moves between schools within the same country, while 留学生 specifically refers to a student studying abroad in a foreign country.
転校生 arrives mid-year from another school, whereas 新入生 is simply a first-year student newly entering at the normal start of the school year.
Counted with
The everyday counter for people: 一人 (ひとり), 二人 (ふたり), 三人 (さんにん).
More formal than 人 — used for headcounts in reservations, staff lists, and announcements (5名様).
Etymology
Compound of 転校 (てんこう, 'changing schools') + 生 (せい, 'student').