Of course she's a New Year God. 🤨 I mean, shit, she's also a God of Sericulture – silkworms.
Imagine this kind of joke gets embedded in the fandom. We have boundaries to explain Yukari messing around. We have medicines to explain Eirin messing around. And now we have obscure divine identities to explain Okina messing around.
What do you mean you're a God of Traffic?