With his arms and legs bound and a candle stick gag shoved in his mouth, Hinako's sub has become her candle holder.
She then ties up his dick and attaches it to an electric pulse machine.
His nipples are certainly not safe either, as she pierces them with squid fishing hooks, attaching weights on the end for extra pain.
Of course candle holders tends to get a little hot wax on them. Hinako personally made sure of this with a little wax play.
Finally, Hinako showed her side and gave him a little break by whipping his dick.