Demon Slayer: Kimetsu no Yaiba Mugen Train Arc Postcard ★ I put it in an OPP bag immediately after purchase and have stored it at home. I am looking forward to your purchase if you understand this. Please refrain from purchasing if you have any concerns. ⚠︎︎ Not for separate sale, no price negotiation. We do not accept returns or refunds due to customer's circumstances. Ships via Yu-Packet Post mini.