Nachi from Kantai Collection is available.
For the output model, I recommend “ebara pony” which can be downloaded at hugging face, or "boleromix(Pony)",“White Unicorn” which can be found at Civitai.
Base : nachikc, black_hair, side ponytail, very long hair, brown eyes, tsurime
Default outfit : nachidefkc, shirt_short_sleeves, purple shirt, military uniform, elbow gloves, white gloves, black belt, black skirt, pencil skirt, white pantyhose, boots
Kai-2 outfit : nachikaikc, purple_jacket, long sleeves, white collar, white gloves, black belt, black skirt, pencil skirt, white pantyhose, boots