Two <a href="https://en.wikipedia.org/wiki/Shinkansen" class="extiw" title="w:Shinkansen">Shinkansen</a> trains at <a href="https://en.wikipedia.org/wiki/Utsunomiya_Station" class="extiw" title="w:Utsunomiya Station">Utsunomiya Station</a> operating in multiple-unit train control. Notably, the two trains are different series: On the left, a <a href="https://en.wikipedia.org/wiki/E2_Series_Shinkansen" class="extiw" title="w:E2 Series Shinkansen">E2 Series</a>, on the right a <a href="https://en.wikipedia.org/wiki/E3_series#E3-2000_series" class="extiw" title="w:E3 series">E3-2000 Series</a>.
<a href="//commons.wikimedia.org/wiki/User:DXR" title="User:DXR">DXR</a>
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<span class="int-own-work" lang="en">Own work</span>