Say...
Mushoku Tensei seems to have a light novel... why does the project page still link~~?
Say...
The different world magic is too behind! seems to have a light novel... :P
Say...
Death March Kara Hajimaru Isekai Kyusoukyoku...
Tensei Shitara Slime Datta Ken ...
World Teacher - Other World Educator & Agent...
...all seem to have light novels? *cough*
Oh, and
Monster no Goshujin-sama will apparently have its first volume released in a week.
And that's just the Japanese stuff from the current page 1. ... Oh, well.