Natsu Dragneel
... that the motion sickness of the manga character Natsu Dragneel was based on one of Fairy Tail author Hiro Mashima's friends?
... that the <a href="./Motion_sickness" id="mwtg" rel="mw:WikiLink" title="Motion sickness">motion sickness</a> of the <a href="./Manga" id="mwtw" rel="mw:WikiLink" title="Manga">manga</a> character <b id="mwuA"><a href="./Natsu_Dragneel" id="mwuQ" rel="mw:WikiLink" title="Natsu Dragneel">Natsu Dragneel</a></b> was based on one of <i id="mwug"><a href="./Fairy_Tail" id="mwuw" rel="mw:WikiLink" title="Fairy Tail">Fairy Tail</a></i> author <a href="./Hiro_Mashima" id="mwvA" rel="mw:WikiLink" title="Hiro Mashima">Hiro Mashima</a>'s friends?