horizontal as well as vertical

We're watching The Makanai (舞子さんちのまかなないさん; Maikosanchi no makanai san）on Netflix; the present-day story of two sixteen-year-old best friends who leave their northern Aomori town to go to Kyoto to train as maiko (pre-geisha). One of them, Sumire is exceptionally suited to it; the other, Kiyo, isn't--but Kiyo finds her feet as the makanai, the cook, for the house.

In the episode we saw the other day, the mother of the house is walking with a male friend, and she's talking about all the good-luck ch...