noun
magician; witchcraft user
Rare term for a practitioner of magic or witchcraft, likely encountered in historical, literary, or fantasy settings.
その古い物語には、幻人と呼ばれる魔法使いが登場する。
In that old tale, a magician called a genjin appears.
The exact derivation is uncertain; the kanji 幻 (illusion, phantom) and 人 (person) suggest a person of illusions or magic.