he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

口笛: mouth whistle, mouth whistling

whistle with one's mouth

mood; humour; feeling / safety; well-being; one's situation

玄武: Black Tortoise

To blow (such as an instrument)

It would be good if~

(usually prefixed with ご) in a good mood

涸れる: to dry up / 枯れる: of a plant: to wither; to wilt; to die / 枯れる, 嗄れる: of one's voice: to become husky; to become hoarse

dead, dried leaf