They can't use hyphens properly (only cut between syllables), there's an extreme lack of commas and many sentences are awkward to read:They're doing fine. Criticism is well and good, but there's no need to be rude about it.
"I'm an ogre... So even I'm a woman but this is my body
Even demons not like this"
"Even now demon lord's army will try to attack us"
Finally, trying to stick to the vertical format too much makes it hard to read. It's especially noticeable on page 34 of the first chapter.