Create a charming bookstore with Showa-era aesthetics on two levels using an iso

Create a charming bookstore with Showa-era aesthetics on two levels using an isometric 3D model. Upstairs, design a cozy living area that includes a living room, kitchen, bathroom, and laundry room. Adhere to minimalist Japanese design principles and incorporate houseplants for a soothing atmosphere. Communicate this design through a concise sectional drawing.