Currently, it is only possible to post illustrations to Tumeng.
You cannot post manga, novels, or Ugoira.
Furthermore, you cannot post works with privacy settings on Private or My pixiv only.
Once your work is set up for publication, it will be reviewed by Tumeng and published in accordance with their Guidelines.
For more info on Tumeng’s review process, take a look at this help page.
R-18 and R-18G works are not in compliance with Tumeng’s Guidelines and cannot be posted.