Many thanks to my friend who can run LORA training: Wada Queally, https://space.bilibili.com/823547, the LORA model of T.M. Opera O is here.
The keywords you can add to create a character closer to T.M. Opera O:
1girl, short curvy hair, orange hair, orange animal_ears, purple eyes, hair ornament, wearing a little crown, in splendid gown,
Please follow relevant regulations and guidelines of Cygames about fanarts of Uma Musume. Please do not publish anything NSFW, harmful or inappropriate. The creator of the model does not take any responsibility for aforementioned deeds.