The Big ImageBoard (TBIB) - arm behind back artist name ball gag bdsm black legwear blue eyes blue hair blush bondage bound breast bondage breasts cardigan cloth gag cosplay crotch rope eyepatch gag gagged hair ribbon halloween happy halloween headgear highres i-58 (kantai collection) i-58 (kantai collection) (cosplay) improvised gag jack-o'-lantern kaname madoka kantai collection mahou shoujo madoka magica maullarmaullar medium breasts miki sayaka multiple girls one-piece swimsuit partially submerged peril pink eyes pink hair ribbon rope school swimsuit school uniform serafuku shibari shibari over clothes short hair short twintails skirt swimsuit swimsuit under clothes tenryuu (kantai collection) tenryuu (kantai collection) (cosplay) thighhighs twintails twitter username water