Umai Crate September 2018 Spoiler #3 + Coupon! Posted by Hello Subscription on August 21, 2018. Subscription Box Spoilers / Umai Crate Spoilers Hello Subscription may earn compensation via links in this post. Read the full disclosure Save for Later Notification We have the Umai Crate September 2018 third spoiler! DEAL: Save $3 on your first box! Use coupon code HELLO. Each Crate will include: Gunma-Chan Udon What do you think of the spoiler? Visit Umai Crate to subscribe or find out more!