Hibiya Kadan's Award-Winning Indoor Greening Design at SPA&SAUNA Water Spring
Hibiya Kadan, headquartered in Minato, Tokyo, has recently achieved a remarkable recognition in the indoor greening field. The company’s project, entitled 'Nature and Technology in Harmony: Indoor Greening Design for Spa', has received the prestigious Chairman’s Award from the Japan Hanging Basket Association during the 'Indoor Greening Competition 2026'. This competition is organized by the Japan Indoor Greening Promotion Council and aims to showcase innovative designs that enhance indoor environments through the integration of plants.
The award-winning project involves the indoor greening of the SPA&SAUNA Water Spring at Hattori Ryokuchi, located in Toyonaka City, Osaka. Collaborating with the project owner, Beaver Record Co., Ltd., and designer Kentaro Yamazaki’s workshop, Hibiya Kadan was responsible for the design, construction, and management of the greening plan.
The design cleverly incorporates the surrounding natural environment into the facility, creating a unique experience that amplifies both the value of the stay and the aesthetic appeal of the space. The concept of transforming the indoor area into a