import json


def fetch_pref_data(prefecture: str) -> dict:
    """
    Fetch prefecture data.
    Parameters
    --------
    prefecture: str
        The name of prefecture in kanji.
    Return
    --------
    d: dict
        Raw json.
    """
    with open(".\\json\\{}.json".format(prefecture), encoding="utf8") as f:
        d: dict = json.load(f)
    return d