Table of Contents
Creating a Relaxing Space Using Color Psychology
Modern Wet-Dry Zoning Through Differentiated Textures
Personal Accents that Shine with Individuality
Wet-dry separation, essential in modern bathroom design, has been shown in a study by the Japan Architectural Society to reduce slip accidents caused by splashing water by 75%. The greatest advantage is maintaining a consistently dry space for changing clothes after bathing by completely separating the shower area.
In the joints between waterproof panels and regular flooring materials, achieving a height difference of less than 3mm is a professional skill. In our construction examples, we have realized complete waterproofing while maintaining a sense of space by using an enhanced sliding gas partition.
In an actual renovation case in Yokohama, combining a 24-hour ventilation system with floor heating completely suppressed condensation during winter. This achieved both extended material lifespan and reduced maintenance costs.
In comparative tests at the Tokyo Building Materials Research Institute, ceramic tiles maintained a water absorption rate of less than 0.5% even after 10 years of use, while untreated marble showed a crack occurrence rate of 42% after 3 years. Depending on your budget, artificial quartz stone offers a maintenance-free 10-year warranty, making it a great investment.
A price survey at a direct manufacturer’s store showed the following average construction costs per tatami mat:
- Ceramic Tiles: ¥12,000–
- Waterproof Composite Materials: ¥8,500–
- Moisture-Resistant Plywood: ¥6,200–
In our customer surveys, many reported that an initial cost increase of 20% led to a 60% reduction in maintenance costs. It's important to make investment decisions from a long-term perspective.
According to research from Waseda University’s Department of Architecture, morning 6500K white light increases wakefulness hormones by 28%, and 3000K warm light in the evening can advance sleep onset by 40 minutes. With programmable smart lighting, you can automatically recreate the transition of light throughout the day.
In an Osaka case, after introducing mirror LED lighting, the average number of touch-ups decreased from 3.2 to 1.8. By ensuring appropriate color rendering (Ra90 or higher), color reproduction similar to natural light has become possible.
Suspension cabinets that exploit ceiling height enlarge storage capacity by 170% compared to conventional designs. In products co-developed with building material manufacturers, moisture-resistant nano-coating has been applied to ensure deformation rates below 0.1mm even in 80% humidity environments.
In a project in Kanagawa Prefecture, we adopted cabinets with dehumidification functions under the sink. This kept humidity consistently below 55%, completely preventing mold growth on towels.
Ventilation systems incorporating aromatherapy can now automatically switch fragrances based on humidity detection. The market for bathroom aroma diffusers has tripled in the past three years, indicating that multi-sensory design is a new trend.
In a project in Nagoya, we applied 3D printing technology to tiles. By recreating customer photo data at a resolution of 0.1mm, we created a unique original wall surface.