Harinacs is of the Kokuyo stapler series. Even though a stapler, the Harinacs boasts with an ingenious mechanism. Unlike ordinary types, the Harinacs doesn't use staples, it opens up a whole in the papers and stabilizes it by folding.Since no paper waste is accummulated in the process, it is considered very environmential-friendly. Up to 10 papersheet can be stapled together in one round.The Harinacs comes in different colors, however, the black type is decidedly the most popular one.