Japan Crate Coupon: Get FREE Katana Pencils With Your First Box! Posted by Hello Subscription on February 5, 2019. Subscription Box Coupons & Deals / Japan Crate Coupons Make the first comment! Hello Subscription may earn compensation via links in this post. Read the full disclosure Save for LaterGo to commentsNotification Japan Crate is giving away a BONUS gift with your first Premium crate! Get TWO Katana Pencils and stand when you use the coupon code KATANA to subscribe! Ends 2/28. Valid for new Premium crate subscriptions. Does not apply to gift subscriptions. Promo code does not stack. Visit Japan Crate to subscribe or find out more!