spanking in "sisiter tushin"

i found some spanking pics from "sisiter tushin" published by sanwa in early 1990s that is the magazine on Lesbian.

as far as i know,sometimes spanking played central parts in this series,some bad girls spanked.

http://ryu4spanking.tumblr.com/post/133756836044/シスター通信のお仕置きシーン-engspanking-in-sisiter-tushin