The Architecture Series presents a wooden 3D puzzle kit replicating Matsumoto Castle in Japan. This laser-cut wooden puzzle is designed for adult hobbyists and has gained popularity as a gift choice. The kit includes pre-cut wooden sheets with interlocking pieces that assemble without glue, simplifying the building process. Unlike paper or cardboard models, the wooden construction offers durability, with pieces ranging in size to create intricate miniature details comparable to ship-in-a-bottle kits. The puzzle serves as an engaging DIY project for adults and seniors, providing an alternative to screen-based entertainment. Its finished form makes it suitable as a birthday gift or party favor for craft enthusiasts.