1girl, ahoge, armband, bra, breasts, c96_(girls'_frontline), garrison_cap, gear_(gearba50), girls'_frontline, grey_hair, hat, headphones, holding, holding_own_arm, jacket, long_hair, looking_away, military, necktie, open_clothes, red_armband, red_eyes, solo, twintails, underwear, very_long_hair