Weight: Suggested: 0.5-0.8
Trigger + Appearance: Takehisa_Hinawa
Sample Outfit: Orange Jumpsuit, black shirt, uniform, baseball cap, glasses
Add brown hair and brown eyes if necessary.
Other trigger words that help: 1male, hair in front of face, looking at viewer, holding weapon, holding gun, aiming gun, short hair, suspenders.
I did use ADetailer on every picture as well as 4k-UltraSharp UpScaler.
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.