eponymously named debut single
... that with an average age of 14.4 years, Sexy Zone became the youngest music act to top the weekly Oricon Singles Chart with its eponymously named debut single?
... that with an average age of 14.4 years, <a href="./Sexy_Zone" id="mwBII" rel="mw:WikiLink" title="Sexy Zone">Sexy Zone</a> became the youngest music act to top the weekly <a href="./Oricon_Singles_Chart" id="mwBIM" rel="mw:WikiLink" title="Oricon Singles Chart">Oricon Singles Chart</a> with its <b id="mwBIQ"><a href="./Sexy_Zone_(song)" id="mwBIU" rel="mw:WikiLink" title="Sexy Zone (song)">eponymously named debut single</a></b>?