Primarily meant to generate female chastity belts with chastity bras (trained with 150-ish images if I remember correctly)

There are newer and better versions of this lora. Find V2 and V3 here:

Full Female Chastity Belt + Chastity bra V3 / 全身貞操帯 - v3.0 versatile edition | Stable Diffusion LoRA | Civitai