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:
Takeru Satoh
Table title:
Dramas
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Role </th><th colspan=1 rowspan=1 > Network </th><th colspan=1 rowspan=1 > Notes </th><th colspan=1 rowspan=1 > Ref. </th></tr>
<tr> <td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > Princess Princess D </td><td colspan=1 rowspan=1 > Toru Kono </td><td colspan=1 rowspan=1 > TV Asahi </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=2 > 2007 </td><td colspan=1 rowspan=1 > Shinigami no Ballad </td><td colspan=1 rowspan=1 > Kantarō Ichihara </td><td colspan=1 rowspan=1 > TV Tokyo </td><td colspan=1 rowspan=1 > Guest Star, Episodes 7 & 8 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Kamen Rider Den-O </td><td colspan=1 rowspan=1 > Ryotaro Nogami </td><td colspan=1 rowspan=1 > TV Asahi </td><td colspan=1 rowspan=1 > Lead </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=2 > 2008 </td><td colspan=1 rowspan=1 > Rookies </td><td colspan=1 rowspan=1 > Yuuya Okada </td><td colspan=1 rowspan=1 > TBS </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Bloody Monday </td><td colspan=1 rowspan=1 > Otoya Kujo </td><td colspan=1 rowspan=1 > TBS </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=4 > 2009 </td><td colspan=1 rowspan=1 > Mei-chan no Shitsuji </td><td colspan=1 rowspan=1 > Kento Shibata </td><td colspan=1 rowspan=1 > Fuji TV </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Mr. Brain </td><td colspan=1 rowspan=1 > Masaru Nakagawa </td><td colspan=1 rowspan=1 > TBS </td><td colspan=1 rowspan=1 > Guest Star, Episodes 4 & 5 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > MW Chapter 0: Akuma no Game </td><td colspan=1 rowspan=1 > Takashi Morioka </td><td colspan=1 rowspan=1 > NTV </td><td colspan=1 rowspan=1 > Lead </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Honto ni Atta Kowai Hanashi </td><td colspan=1 rowspan=1 > Fujisawa Shotaro </td><td colspan=1 rowspan=1 > Fuji TV </td><td colspan=1 rowspan=1 > Guest Star, Episode 5: Kao no Michi </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=3 > 2010 </td><td class="highlighted"  colspan=1 rowspan=1 > Ryōmaden </td><td class="highlighted"  colspan=1 rowspan=1 > Okada Izō </td><td colspan=1 rowspan=1 > NHK </td><td class="highlighted"  colspan=1 rowspan=1 > Taiga drama </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Bloody Monday 2 </td><td colspan=1 rowspan=1 > Otoya Kujo </td><td colspan=1 rowspan=1 > TBS </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Q10 </td><td colspan=1 rowspan=1 > Heita Fukai </td><td colspan=1 rowspan=1 > NTV </td><td class="highlighted"  colspan=1 rowspan=1 > Lead </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=2 > 2011 </td><td colspan=1 rowspan=1 > Fuyu no Sakura </td><td colspan=1 rowspan=1 > Hajime Inaba </td><td colspan=1 rowspan=1 > TBS </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Saigo no Kizuna: Okinawa Hikisakareta Kyodai </td><td colspan=1 rowspan=1 > Agarie Yasuharu </td><td colspan=1 rowspan=1 > Fuji TV </td><td colspan=1 rowspan=1 > Lead </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 2013 </td><td colspan=1 rowspan=1 > Tonbi </td><td colspan=1 rowspan=1 > Ichikawa Akira </td><td colspan=1 rowspan=1 > TBS </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 2013 </td><td colspan=1 rowspan=1 > The Liar and his Lover: Side Story </td><td colspan=1 rowspan=1 > Aki Ogasawara </td><td colspan=1 rowspan=1 > Fuji TV </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Bitter Blood </td><td colspan=1 rowspan=1 > Natsuki Sahara </td><td colspan=1 rowspan=1 > Fuji TV </td><td colspan=1 rowspan=1 > Lead </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > The Emperor's Cook </td><td colspan=1 rowspan=1 > Tokuzo Akiyama </td><td colspan=1 rowspan=1 > TBS </td><td colspan=1 rowspan=1 > Lead </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=2 > 2018 </td><td colspan=1 rowspan=1 > Hanbun, Aoi </td><td colspan=1 rowspan=1 > Ritsu Hagio </td><td colspan=1 rowspan=1 > NHK </td><td colspan=1 rowspan=1 > Asadora </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Blues of Stepmother and Daughter </td><td colspan=1 rowspan=1 > Akira Mugita </td><td colspan=1 rowspan=1 > TBS </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
When did Takeru Satoh land his first leading role ?
Answer:
In 2010, Takeru Satoh played as Okada Izō in his first Taiga drama Ryōmaden and landed his first leading role in the drama Q10.