Weight: 1.0
Trigger + Appearance: rcaltair, twintails
Default Outfit: shako cap, military uniform, black jacket, high collar, epaulettes, armband, gauntlets, grey gloves, belt
Add white hair and red eyes if necessary.
The results of your generations are dependent on the additional LoRAs, weights, and models you use, so it may not work or come out as consistent as my sample images.