professor niyaniya (blue archive), blue archive, absurdres, commentary, highres, untranslatable commentary, 1girl, beret, black coat, black gloves, black hat, black pantyhose, black sailor collar, black serafuku, blonde hair, blush, bow, bowtie, cane, coat, cowboy shot, fluffy hair, gloves, green eyes, hair intakes, halo, hand on own chin, hand up, hat, holding, holding cane, leaning forward, long hair, looking at viewer, moyu shilipiaoxiang, pantyhose, red bow, red bowtie, sailor collar, school uniform, serafuku, side ahoge, smile, solo, stroking own chin, yellow halo