haracter vectors be converted to factors?</p></dd>


<dt id="arg-to-wgs-">to_wgs84<a class="anchor" aria-label="anchor" href="#arg-to-wgs-"></a></dt>
<dd><p>logical. Convert JGD2000 to WGS 84.</p></dd>


<dt id="arg-quiet">quiet<a class="anchor" aria-label="anchor" href="#arg-quiet"></a></dt>
<dd><p>logical. Suppress information about the data to be read.</p></dd>


<dt id="arg-supplementary">supplementary<a class="anchor" aria-label="anchor" href="#arg-supplementary"></a></dt>
<dd><p>logical. If TRUE, add 