The popular fantasy manga and anime series The Seven Deadly Sins has it own pin badge set. There are 6 badges in all. Each 65mm badge, features a close up pic of a main character from the series, Meliodas, Elizabeth, King, Diane, Ban, and Hawk.
The last day for reservations is April 6th.This pin badge set and other The Seven Deadly Sins related merch, can only be found on the online store Animaru.
http://animaru.jp/shop/e/e7tai/
For more info: http://akibanippoh.ldblog.jp/archives/1848162.html