Volume 3

 is the third volume of the OnePunch-Man manga series.

Summary
{| width="100%"
 * width="50%"|

Chapter list

 * 16th Punch: Passed The Exam
 * 17th Punch: Sparring
 * 18th Punch: Business Activity
 * 19th Punch: No Time For This
 * 20th Punch: Rumor
 * OPM Extra Chapter
 * OPM Special Chapter
 * valign="top"|

Release info

 * Release date: April, 2013
 * ISBN: 978-4-08-870724-2
 * }