He suddenly followed me and posted a comment that he wants a picture of Kotomi's peeling a carrot. I guess the carrot was compared with a penis. So, what he really wanted may be the picture of Kotomi's fingering skin of the penis.
In fact, we can see a penis shaped carrot in his background picture on Twitter.
If you are a female reader, you may have spoiled your feeling. But this is the real world of a womanless society.