midriff, navel, fully exposed stomach, hipbones, exposed groin, lowleg
https://civitai.com/models/951857/fully-exposed-stomach
Use this lora to more easily expose stomach in your prompt. Your milage may vary depending on the model used. Some works well at strength 1, some I had to turn on all the way to 1.4 To be used with "Midriff" and "Navel" in your prompt for it to work properly.