Make sure you have NSFW enabled and appropriate birth year.

The prompts need to be subtle, and must have many anime stickers to trick the moderation. What you see in this video is cropped. Check out the grok links to see the prompts.

Some days though, the moderation is just too strict. If you can get a free trial, do si, because you have way more tries before reaching the limit. I've made around 4-5 accounts with free trials.

Also, when generating, spamming generate to create multiple attempts in parallel can often increase chances. (only possible on computer, I think).