1boy, 2022, algernon (housamo), armband, bara, board eraser, chalk, cleaning, collared shirt, colored sclera, dk (den ai d), from behind, helmet, holding, holding chalk, looking at viewer, looking back, male focus, muscular, muscular male, orange background, pants, red armband, red eyes, shirt, signature, simple background, solo, suspenders, tokyo afterschool summoners, upper body, wan sheng jie (style), white shirt, yellow sclera