Reward of May was released in Gumroad!
Added 2018-06-01 22:22:46 +0000 UTCI started selling the reward of May at gumroad.
I only sell M pack and Z pack.
Regarding the contents of the M-Zpack please look at the past post and my tumblr.
https://www.tumblr.com/blog/bk-mita
