The lone-wolf transient from the Ueno Beast Tamers - it's Fenrir from Tokyo Afterschool Summoners (Housamo).

For General Appearance:

• Use Trigger word: TAS_F3NRIR

• Use tags:

muscular male, wolf, two-tone fur, blue fur, white fur, yellow hair, blue eyes, wolf tail,  mark, multiple earrings

shoulder tattoo

For Regular Outfit:

• Include tags:

spiked collar, white collared shirt, black gakuran, sleeves rolled up, , black pants, black loafers, silver bracelet,  under clothes

For Rock Band Outfit:

• Add to physical description for modified hair:

pink streaks

• Include tags:

alternate costume, spiked collar, black sleeveless coat, , grey tank top, black shorts, black boots, multiple bracelets, multiple rings, cross necklace, sunglasses,  under clothes

For Anniversary Formalwear:

• Include tags:

alternate costume, spiked collar, purple collared shirt, green necktie, black fur-trimmed coat, long sleeves, , multiple belts, grey pants, black boots, black gloves, grey boutonniere 

For Sleepwear:

• Include tags:

spiked collar, sleepwear, black tank top, black sweatpants, barefoot,  under clothes