Single row? Make that layout customizable via Settings.
Guess its suffficient for launch, or if you can only have a couple of games installed at a time.
And look, Nicalis software that will never reach the European eShop, guess you'll have to buy them through an American account.
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Some already found out the title at the edge, it's Hydra Castle Labyrinth
http://nintendoeverything.com/nicalis-also-seems-to-be-planning-hydra-castle-labyrinth-for-switch/
https://www.youtube.com/watch?v=zSZ_rpqL-bM