This is the 10231st most frequent Japanese word.
隆史
"隆史" (Takashi) is a Japanese male given name, meaning "noble history" or "prosperous history," depending on interpretation.
隆史 is a proper noun—a person's name.
隆史は学生です。
Takahiro is a student.
隆史 is a possessive noun indicating ownership.
隆史の趣味は読書です。
Takahiro's hobby is reading.
隆史 is the subject performing the action.