My first OC character, not the perfect but i gave it a try.

Default settings:

1girl, solo, Mayumi, long hair, multicolored hair, grey hair, crimson red tips, double bun, side braid, sparkling eyes, glitter eyes, pink eyes, large breasts, mole under right eye, "love" tattoo under left eye,
black stripped skirt, cozy crop top overhang, crop top curtains,
cybersigilism tattoo on chest,