This compact mini smart toilet customized for small living spaces saves 16% bathroom floor space compared with standard toilet models and fits perfectly into compact restrooms and narrow lavatory areas in older residences, it is fitted with a concealed high-pressure booster tank and independent dual-waterway structure alongside a built-in miniature booster pump to support zero water pressure operation and deliver steady powerful flushing during low water pressure and peak water consumption periods, the stored flushing water circuit and fresh cleansing water circuit are fully physically isolated to eliminate cross-contamination, equipped with dual-control system of human body sensor and foot kick induction, the lid automatically opens upon user approach and closes with delayed auto flush after leaving the seat while foot tap enables ring lifting or direct flush for fully touch-free hygienic operation, the widened ergonomic U-shaped seat comes with four adjustable constant temperature settings to distribute body weight evenly and prevent leg numbness during prolonged sitting, the instant fresh water heating cleansing system features dual pre-filters and four specialized washing modes with automatic spray wand self-clean before and after every use plus four-speed adjustable warm air drying to complete wash-and-dry routines without toilet paper, full-range UV disinfection turns on automatically once the lid is closed and works together with nano antibacterial self-clean glaze to inhibit bacteria throughout the whole sanitation process, a replaceable built-in aromatherapy cartridge continuously breaks down unpleasant bathroom odors to maintain comprehensive sanitation from ambient environment to personal use.