These are the color copics that I used to color in the image:
Hair: Y21, Y11, E15, E13 (left) E21, E23, E25, E29 (right) Sweater: B01, B05 (left) R20, R22, R29 (right) Skin: E00, E000, R20 Shirt C0, C01, C03 Pants: C0, C01 (left) B91, B93, B95 (right)