Masanobu Sato masturbated for nine hours and 58 minutes in the 2009 US Masturbate-a-thon and looks back on the effects it had on his body.
Man who masturbated for nearly 10 hours describes penis as ‘wounded soldier’
Masanobu Sato masturbated for nine hours and 58 minutes in the 2009 US Masturbate-a-thon and looks back on the effects it had on his body.