Let's stop masturbation【オナ禁しようぜ】 (109、永久sage)

14 名前: 名無しさん@日本語勉強中 : 2007-12-27 01:39 ID:s9f2Y97i

if you do not ejaculate at least once a month, you run the risk of urinary tract infections and greatly increase the risk of prostate cancer.

Masturbation is ok, but don't do it too much.

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