Rule 34 Dev - 1990s_(style) 1girl 5boys asuka_(viper) barefoot bottomless brown_hair dojo feet female_focus indoors katsura_ken'ichirou kendo long_hair lowres lying multiple_boys no_pants on_stomach panties retro_artstyle shinai shirt smile soles solo sword the_pose toes underwear viper_(series) viper_ctr weapon white_panties wooden_floor|30670731