Rule 34 Dev - 1girls abs absurd_res biceps body_markings breasts flexing fuma_kotaro_(tenkaichi) greyscale hi_res large_breasts looking_at_viewer monochrome muscular muscular_female navel signature solo speedl00ver tenkaichi_nihon_saikyou_bugeisha_ketteisen underboob veins veiny_muscles very_long_hair|10316806848