騎乗位ってこの体制がいちばん視覚的にもエロいよね、誰かさせろー！！ https://t.co/BDMLn0tjSM

https://video.twimg.com/ext_tw_video/1788549337330733056/pu/vid/avc1/720x1002/_mdAlL2KZRDJlQid.mp4?tag=12