is this pun from 7th days which read nana in japan and her secretary line which says 'kyou wa nanohi' ? Edit:Now i get it that was chinese zodiac isn't it
ThursdayJanuaryWednesdayDog dayJanuaryTuesdayJanuaryKancolle Calendar IT'S NENOHI!the next in the Chinese zodiac is Rat, which is in the calendar is written as '子' and read as /ne/.Pig day
