Stored in a dark place. Will be reinforced on one side and protected from water damage for shipping. Reinforcement on both sides is not possible as it will not fit in the envelope. Immediate purchase is welcome. Nagi-Asu: A Lull in the Sea, Nagi-Asu, clear file, 5th anniversary, rare, crowdfunding collaboration, resident registration, Hikari Sakishima, Manaka Mukaido, Kaname Isaki, Chisaki Hiradaira, Tsumugu Kihara, Miuna Shiodome, Sayu Hisanuma