The first category is introspective journaling which is inward focused. It is generally retrospective. It is characterised by flow — that is, writing continuously without a filter. Just getting the naturally occurring thoughts onto the page. The purpose is to increase clarity by untangling thought and emotions. This approach is fundamentally meditative in that it externalises mental activity.
One great example of introspective journaling is the Daily Morning Pages as described in the book, “The Artist’s Way”.
If you want to try this method: