I personally dont know what day my birthday is unless I go dig up my license. Big family with lots of cousins so we'd just have monthly birthday parties for everyone with a birthday that month.
My guy do what you want on the end cards you are the one putting in effort to translate stuff. If people dont like them it takes literally half a second and a thumb tap to skip them.
I think its implied that the color is cosmetic, but the swirls are just artistic choice, since they look the same when she's fresh out of bed, and sometimes on the color pages they look the same except theyre light brown instead of red
With this consistent of a track record I'm beginning to think a childhood friend shot the authors parents in an alleyway on the way home from the theatre.