noun
researcher; scholar; student (of)
Refers to someone who studies or researches a particular field, often with a nuance of dedication or expertise. Can be used for both professional researchers and serious amateur scholars.
彼はシェイクスピアの研究家です。
He is a Shakespeare scholar.
この分野の研究家
He is known as a researcher in this field.
Compound of 研究 (research) + 家 (suffix for a specialist or expert).