Sumito Takashina Architects is an international architectural practice based in Tokyo. Established in 2001, the practice has been gaining broad experience by designing varied types of building including: office, residential, private house, culture, retail, and accommodation. The practice also covers fields of urban design, landscape architecture, interior design and PM & CM.

The philosophy of the practice is to provide its clients with professional service that creates innovative design solutions in the context of strict technique, construction management, and cost control parameters.

"Think Tank philosophy" is employed at every level, to enable design and management leaders to collaborate and contribute their individual experience. Weekly meetings, open to all employees, provide a vital forum for discussion of current competitions and ongoing projects, as well as platform for creativity and new solutions appropriate to each design.

The practice stands with the view that the architecture is not only high property but also the environmental ware for various human activities. Among the overflow informations of all kinds, the structure of our society has been becoming much complicated than ever, furthermore now humankind is confronted to an unprecedented environmental change on a global scale. In this age of upheaval, the practice believes that sustainable and resilient architecture is required to secure the diversity of human living.