Only because her arms are under it. It'll be more natural looking if her arms aren't...well, maybe it's because she has some kind of bra that makes it look that odd. Or her miko shirt.
Whai?As expected of Suwako-sama, such a deep meaning.Hmmm...Love...grief.
愛(love), あい(ai in hiragana), アイ(ai in katakana), and 哀(grief) are all pronounced the same. AI, ai,A pet animal...!
The first kanji of 愛玩(pet) is the same 'ai' as the one for love in the top right panel