Sauce on this semen demon?
Would like to know as well
Mochizuki from KanColle.
Source on that specific image is https://www.pixiv.net/member_illust.php?mode=medium&illust_id=55168916.
>>15681981
How?, what engine do you use?
>>15682004
I just recognized the heart-collar she's wearing as something I saw in KanColle fanart and doujins and it was easy from there.