There are actually two kanji characters within the first-grade which can be read as hito, but only one can stand alone as a word (as opposed to hito-something like hitotsu {one in the Japanese counting system}):
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The above character can be read as JIN, NIN, or hito; as it is used in the words nihonjin (Japanese person/people), ningen (human being], or hitode (crowd/turn-out for an event). A pictograph of a standing person as viewed side-on.
See also: ichi