第18手：唐竹割り
(からたけわり)
正常位の48手の１つ、「唐竹割り(からたけわり)」をイラスト付きで説明
唐竹割り
女性は両脚を閉じてまっすぐ仰向けに横たわる。男性は上半身を起こし、自分の太ももで女性の脚を締めつけながら強い摩擦を楽しむ。別名、井筒組、または小股はさみ。
Bamboo Cracking(Karatakewari)
The woman lies on her back with her legs closed and stretched out straight. The man penetrates her from above, forcing his way. Also known as "Izutsugumi" (Well Curb) or "Komata Hasami" (Crotch Jam).