Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Geography of Japan
Table title:
Extreme points
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Heading </th><th colspan=1 rowspan=1 > Location </th><th colspan=1 rowspan=1 > Prefecture </th><th colspan=1 rowspan=1 > Bordering entity </th><th colspan=1 rowspan=1 > Coordinates </th><th colspan=1 rowspan=1 > Ref </th></tr>
<tr> <td colspan=1 rowspan=1 > North (disputed) </td><td colspan=1 rowspan=1 > Cape Kamoiwakka on Etorofu </td><td colspan=1 rowspan=1 > Hokkaido </td><td colspan=1 rowspan=1 > Sea of Okhotsk </td><td colspan=1 rowspan=1 > 45°33′26″N 148°45′09″E / 45.55722°N 148.75250°E </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > North (undisputed) </td><td class="highlighted"  colspan=1 rowspan=1 > Benten-jima </td><td colspan=1 rowspan=1 > Hokkaidō </td><td colspan=1 rowspan=1 > La Pérouse Strait </td><td class="highlighted"  colspan=1 rowspan=1 > 45°31′38″N 141°55′06″E / 45.52722°N 141.91833°E </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > South </td><td class="highlighted"  colspan=1 rowspan=1 > Okinotorishima </td><td colspan=1 rowspan=1 > Tokyo </td><td colspan=1 rowspan=1 > Philippine Sea </td><td class="highlighted"  colspan=1 rowspan=1 > 20°25′31″N 136°04′11″E / 20.42528°N 136.06972°E </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > East </td><td class="highlighted"  colspan=1 rowspan=1 > Minami Torishima </td><td colspan=1 rowspan=1 > Tokyo </td><td colspan=1 rowspan=1 > Pacific Ocean </td><td class="highlighted"  colspan=1 rowspan=1 > 24°16′59″N 153°59′11″E / 24.28306°N 153.98639°E </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > West </td><td class="highlighted"  colspan=1 rowspan=1 > Yonaguni </td><td colspan=1 rowspan=1 > Okinawa </td><td colspan=1 rowspan=1 > East China Sea </td><td class="highlighted"  colspan=1 rowspan=1 > 24°26′58″N 122°56′01″E / 24.44944°N 122.93361°E </td><td colspan=1 rowspan=1 > The westernmost Monument of Japan </td></tr>
</table>
Question:
What are the undisputed latitude and longitude ranges of Japan?
Answer:
Japan extends from 20° to 45° north longitude (Okinotorishima to Benten-jima) and from 122° to 153° east latitude (Yonaguni to Minami Torishima).