I'm pretty sure that's no ordinary "white kimono", that's a bride's Uchikake (though it is missing the hood). Yukari's hair is also done-up like a Geisha's (Someone help tag that please?) which women (may) do for their wedding. Editing tags.
Also yes, I agree she has quite a beautiful smile in this; though I'm not used to her being shown with blue eyes.
Also yes, I agree she has quite a beautiful smile in this; though I'm not used to her being shown with blue eyes.
One day they're purple, the next they're blue, day after that they're red, then green, yellow, orange, brown, gold or any other color she wants. Because hax OP reality-bending gap powers.