Smile Holdings is a Japan-based holding company operating primarily through its subsidiary Smile Project, which runs licensed nursery schools ('Kids Garden,' 'Kids Smile'), premium prep school-integrated childcare facilities ('KIDS GARDEN PREP SCHOOL'), after-school programs, swimming schools, and global schools, concentrated in the Greater Tokyo metropolitan area. The company offers proprietary early childhood education programs ('KID'S PREP. PROGRAM') alongside internationally recognized methodologies such as Montessori and the Reggio Emilia Approach, targeting families seeking high-quality early education. Beyond its core domestic education segment, the group is expanding into international education (global schools, overseas study support, nature tourism), postnatal care, and family support services as part of its evolution into a comprehensive personal care services provider.