Rule 34 Dev - abs arm_hair bara beefy biceps black_hair blush fumio(ふみを) fumio_(snnmfmw) fumiyo gay human idolmaster_side-m japanese_text kimura_ryu male male_focus male_only muscle muscles muscular muscular_arms muscular_back muscular_legs muscular_male shoes short_hair smile smiling_at_viewer solo solo_male|8423100872