Platinum Winner of the International Architecture & Design Awards 2026
Miroku Nissho Factory
Industrial & Manufacturing Facilities
Completed / Built / Professional Category
Architect / Designer:
Koji Okada / Kawada Industries, Inc. + Nobuaki Miyashita. / MR STUDIO Co., Ltd.
Studio:
Kawada Industries, Inc. + MR STUDIO Co., Ltd.
Design Team:
Architects
Yasuhiro Sakurai, Koji Okada / Kawada Industries, Inc.
Nobuaki Miyashita, Yukari Hirose, Miki Kase / MR STUDIO Co., Ltd.
Project Supervision
Tokyo Tatemono Real Estate Sales Co., Ltd.
Construction
Kawada Industries, Inc. / Shichiyu Construction
Copyright:
Nobuaki Miyashita (MR STUDIO Co., Ltd.) and Takafumi Yamashita (Yamashita Photo Office)
Country:
Japan
Miroku’s firearms have never been conceived as mere tools. From their earliest history, they have been crafted as works of art—objects in which meticulous precision gives rise to a distinct aesthetic presence. The true value of Miroku lies not only in performance, but in an uncompromising pursuit of beauty embedded within every detail.
This project is an attempt to expand that philosophy into the scale of architecture. Rather than designing a factory as a purely functional container for production, the aim was to create an overwhelmingly beautiful architectural artwork—one that embodies Miroku’s spirit, aesthetic sensibility, and identity in built form.
The architectural form is derived from the motif of the three interlinked bridge rings depicted in Miroku’s logo. By fragmenting a massive industrial volume into articulated elements, the design gives physical expression to continuity, rhythm, and tension. These qualities echo the focused intensity and controlled dynamics inherent in the act of precision manufacturing, translating an invisible discipline into a visible architectural language.
The exterior is unified by the use of Miroku Blue, the company’s corporate color. This deep blue recalls both the refined surfaces of meticulously finished firearms and the clear, profound blue of the Niyodo River flowing through Kochi. Through this color, corporate identity and local memory are layered into a single architectural expression, grounding the building in its place while projecting a global presence.
As light and viewpoint shift, the sharp edges of the building continuously change their appearance. This subtle transformation recreates, at an architectural scale, the tactile beauty experienced when handling a finely crafted product. The building does not merely house manufacturing; it spatially reenacts the aesthetic values that have long guided Miroku’s craftsmanship.
This factory stands as a vessel that visualizes Miroku’s corporate identity. It carries forward, into the future, the spirit that has elevated firearms from industrial products to works of art—now expressed through architecture as a lasting and powerful form.
Kawada Industries, Inc. + MR STUDIO Co., Ltd.
Kawada Industries, Inc. is a Japanese engineering and construction company with advanced expertise in steel structures, industrialized building systems, and integrated project delivery. The company has contributed to a wide range of architectural and infrastructure works through its strong technical capabilities and precise execution. MR STUDIO Co., Ltd. is a Tokyo-based design firm led by architect Nobuaki Miyashita, known for concept-driven architecture and spatial design that translate client identity into compelling built form. Their work spans architecture, interiors, lighting, and branding. In this collaboration, Kawada Industries and MR STUDIO combine engineering precision and design vision to create architecture that is technically refined, visually distinctive, and strongly connected to the character of each project.
