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Shuhei Matsuyama's Transition Exhibition presents a carefully orchestrated spatial installation where the picture plane establishes an intimate gallery environment characterized by muted atmospheric…

Transition Exhibition by Shuhei Matsuyama is a highly esteemed winner of the very prestigious 2026 Bronze A' Design Award in Event and Happening Design Competition Category.


BronzeEvent· 2026

Transition Exhibition

by Shuhei Matsuyama

Client: enigma Inc.

Bronze A' Design Award Winner in Event Category

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Verified Award Winner

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Colors

The Design

About Transition Exhibition

Transition is a flower exhibition that presents the 1400 year tradition of Japanese flower arrangement, known as ikebana, in a contemporary setting. The open layout has no rear wall, so visitors walk freely and view each arrangement from many angles instead of only from the front. Natural sunlight and responsive lighting change through the day, so the space and the living flowers shift continuously. Modular pedestals are 3D printed from recyclable resin and can be taken apart and reused. The level, barrier-free floor keeps all areas accessible.

The Recognition

About the Bronze A' Design Award

Transition Exhibition is a Bronze A' Design Award winner, a highly prestigious recognition granted to outstanding designs distinguished by creativity, ingenuity, and astuteness. Bronze winners are amply skillful and strikingly creative artifacts that authenticate the vast experience, imagination, and resourcefulness of their designers. Transition Exhibition is expected to be a highly regarded, admired, and cherished object that is notably professional and innovative. This Bronze A' Design Award-winning design incorporates best practices in art, science, design, and technology, and is excellent for its attention to detail. Transition Exhibition splendidly satisfies needs, touches desires, charms feelings, and appeals to curiosity.

Behind the Design

Press Kit

Credits, team members and technical details provided by the designer.

Unique Properties
An immersive flower exhibition engaging all five senses, tracing 1,400 years of ikebana and the kado philosophy of the life of flowers. Fresh floral works, shifting sunlight, and responsive lighting continuously transform both space and experience. A wall-less, open configuration overturns traditional frontal ikebana viewing, inviting active participation and enabling unrepeatable, time-based engagement with floral art.
Dimensions & Packaging
Exhibition area: approx. 300 sqm.
Monitor fixtures: 1965 mm Width x 470 mm Depth x 1195 mm Height.
Large stage: 3000 mm Width x 4200 mm Depth x 300 mm Height.
130-size modular lighting pedestals in 3 types: A: 400 mm Width x 400 mm Depth, B: 500 mm Width x 500 mm Depth, C: 800 mm Width x 800 mm Depth.
All components are designed for disassembly, reuse, and full barrier-free accessibility.Exhibition area: approx. 300 sqm.
Monitor fixtures: 1965 mm Width x 470 mm Depth x 1195 mm Height.
Large stage: 3000 mm Width x 4200 mm Depth x 300 mm Height.
130-size modular lighting pedestals in 3 types: A: 400 mm Width x 400 mm Depth, B: 500 mm Width x 500 mm Depth, C: 800 mm Width x 800 mm Depth.
All components are designed for disassembly, reuse, and full barrier-free accessibility.
Tags
Ikebana, Exhibition Design, Floral Art, Japanese Culture, Immersive Experience, Sustainable Design, Inclusive Design, Expo 2025, Contemporary Art, Spatial Design
Production Technology
The exhibition structure was realized using recyclable resin-based 3D-printed pedestals, minimizing waste and enabling modular reuse for future installations. The lighting design incorporated responsive LED systems to simulate natural transitions. Spatial modeling and daylight simulation were conducted using Unreal Engine to test sun paths and visual conditions, allowing for precise environmental calibration. Materials include wood, recycled steel, and living floral elements.
Design Challenge
Traditional ikebana shows erected one-off timber walls and fixtures, then scrapped them. We challenged that legacy, adopting a reusable system that slashes physical build. Pedestals are 3-D-printed from recyclable resin, designed for quick disassembly, transport, and redeployment, cutting material use and waste. With level floors and wide clearances, the fully barrier-free layout marries sustainability to inclusive design.
Research
In this show we discarded the rear wall once mandatory for classical ikebana and used self-standing fixtures, letting visitors wander freely. Single-use timber walls became reusable, 3-D-printed units of recycled resin, proving ikebana can travel to sites once impossible. Surveys showed 90 % of attendees were first-time ikebana viewers, revealing new audiences. Energized by this success, we are already planning the next “new-generation” flower exhibition.
Inspiration
Ikebana is a centuries-old tradition that unites time-based and spatial art. To honor this duality, we removed the rear wall once deemed essential, shaping a fluid gallery where changing daylight, responsive lighting, and living flowers mingle in shifting layers. Visitors roam freely, viewing each arrangement from many angles while bespoke Unreal-Engine simulations refined sun paths and sightless, letting space and work animate each other.
Project Duration
The project started on April 13, 2025, and concluded on April 20, 2025. It was exhibited at the “Gallery EAST” of Expo 2025 Osaka, Kansai.
Operation Flow
Visitors freely move through the open, wall-less gallery, exploring ikebana arrangements from multiple angles. Natural and dynamic lighting interact with fresh flowers, creating constantly shifting scenes. This spatial and sensory engagement encourages personal interpretation, breaking from the static, front-facing norms of classical ikebana.
Patents
Copyrights belong to Ikenobo Society of Floral Art, 2025.
Team Members
Creative Director / Art Director / Planner: Shuhei Matsuyama
Technical Director / Engineer: Koki Kaminoura
Project Director: Kenji Suina
Spatial Design Director: Kazuhiro Itagaki
Designer (130): Daina Kato
Engineer (130): Kenta Iguchi
Promotion Director: Satomi Tamai
Research Director: Tsubasa Kuri
Researcher: Tomoya Shimojo
Promotion Planner: Mako Fujimoto
Image Credits
Image #1-#5: Photographer Kamiya Ryo、Transition: The Origin of Ikebana、 2025.
Video Credits: Videographer Mizuno Kai、 Transition: The Origin of Ikebana、 2025.

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