ざいがく【在学】
在学する be a student ((at));be enrolled ((at, in))在学中にwhile a student在学期間the period during which one...
ざいがくきかん【在学期間】
the period during which one attends [is registered at] a school
ざいがくしょうめいしょ【在学証明書】
((issue)) a student registration certificate; a certificate of student registration
ざいがくせい【在学生】
a (registered) student; an enrolled student
ざいがくする【在学する】
be a student ((at));be enrolled ((at, in))在学中にwhile a student