AGE 15 .Two characteristics that define Haruhi is that she is straightforward and of a firm belief that one's gender should not define one's personality,Haruhi also has a deeper voice than other female students,has short hair and because she dresses in masculine clothing most of the time, so she is not easily recognized as female.

Jun is actually a girl but keeps dressing and addressing herself as a boy with only Kaja knowing her secret so far.

She goes back in time with Kaja, only to be horrified by the experience. She says that she does not belong in the past and that she should never have gone there in the first place.

Over the course of the series, there have been many instances where she has been revealed to be a girl, but everyone does not notice thinking that Jun is simply a very girly boy.