F Tour Ụlọ Obibi Nkekọ by Masahiro Osaka

F Tour Ụlọ Obibi Nkekọ by Masahiro Osaka is a highly esteemed winner of the very prestigious 2026 Ihe Nrite A' Design Award nke Bronz in Nhazi Ụlọ Owu, Ụlọ na Ihe Owuwu Competition Category.

BronzỤlọ Owu· 2026

F Tour Ụlọ Obibi Nkekọ

by Masahiro Osaka

Client: Seiwa Corporation Co., Ltd.

Ihe Nrite A' Design Award nke Bronz Winner in Ụlọ Owu Category

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View at A' Design Award Press Release Award Badge

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The Design

About F Tour Ụlọ Obibi Nkekọ

F Tour bụ ụlọ obibi nkekọ dị na Abiko City, Japan. Ụlọ ahụ nwere ọkwa iri na anọ na-eji nkwado kọnkịrị e mere ka o sie ike na igwe agwakọtara ọnụ yana ngalaba modular a kwadebere na mbụ. Omimi mbara balconi dị iche site na mita 1 ruo mita 2.5, na okporo enyo na-enye ohere ihu ọnụ na-egosi echiche Ọdọ Mmiri Tega. Ala ndị a na-ekekọrịta n'ala na n'ọkwa etiti, mbara elu ụlọ, na ọnụ ụlọ nlele nke sitere n'ebe nzuzo nlele nnụnụ na-akwado mmekọrịta kwa ụbọchị na okike na ndị agbata obi. Atụmatụ ahụ nwere ọkwa dị iche iche na-ejikọ ụlọ nzuzo, ebe a na-ekekọrịta, na obodo na ogige ndị gbara ya gburugburu.

The Recognition

About the Ihe Nrite A' Design Award nke Bronz

F Tour Ụlọ Obibi Nkekọ meriri A' Design Award nke Bronz, nnabata dị oke ugwu e nyere design ndị pụtara ìhè nke a ma ama maka nzụlite ihe, ọgụgụ isi na nghọta. Ndị meriri na Bronz bụ ihe e mere nke ndị nwere nka nke ukwuu ma dị mma n'imepụta nke na-egosi ahụmahụ buru ibu, echiche na ọgụgụ isi nke ndị designer ha. A na-atụ anya na F Tour Ụlọ Obibi Nkekọ ga-abụ ihe a na-asọpụrụ nke ukwuu, a na-eto na a hụrụ n'anya, nke dị oke ọrụ ma dị ọhụrụ. Design a meriri A' Design Award nke Bronz na-agụnye ụzọ kacha mma n'ime nka, sayensị, design na teknụzụ, ma dị mma nke ukwuu maka nlebara anya ya n'obere ihe. F Tour Ụlọ Obibi Nkekọ na-emezu mkpa nke ọma, na-emetụ ọchịchọ aka, na-adọrọ mmetụta obi ma na-adọta ọchịchọ ịmara.

Behind the Design

Press Kit

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

Unique Properties: This residential project in Abiko redefines housing as a living landmark that seamlessly connects people, community, and nature. Inspired by bird hides, it integrates observation, shared spaces, and layered balconies to foster daily interaction with the environment. Unlike conventional housing, it merges ecological engagement, cultural heritage, and flexible communal living, creating a relational architecture that evolves with its residents and surroundings.
Dimensions & Packaging: The project occupies a 535.75 m2 site with a maximum height of 46.025 m, comprising a 14-story reinforced concrete structure. Building dimensions reach 20.365 m (long) and 12.155 m (short). Balconies vary in depth from 1 m to 2.5 m, enabling diverse lifestyles. Accessible shared floors on the ground and intermediate levels, along with a rooftop terrace, seamlessly connect the building to adjacent streets and parks, enhancing interaction with the environment and creating dynamic spatial experiences.
Tags: Bird Hide, Nature Observation Housing, Landscape Preservation, Community Living, Sustainable Architecture, Urban-Nature Integration, Shared Spaces, Residential Landmark, Eco-Friendly Design, Biophilic Architecture
Production Technology: The complex employs reinforced concrete and steel-frame hybrid construction with prefabricated modular units. Deep-set balconies and transparent glass rails were precision-fabricated for spatial articulation. Parametric modeling guided facade variation, while sustainable materials and passive design strategies optimize environmental performance.
Design Challenge: Balancing urban density with ecological and social connectivity, the project addressed the challenge of integrating a living residential landmark within Abiko's historical and cultural context. Key obstacles included preserving Lake Tega's landscape and cultural memory, complying with zoning regulations, ensuring constructability, and designing shared and private spaces that foster community while harmonizing with nature.
Research: This project investigates how collective housing can integrate historical, ecological, and social contexts. Through site analysis, community workshops, and observational design inspired by bird hides, residents engage with nature and culture daily. The research demonstrates that thoughtfully designed residential spaces can enhance social interaction, reconnect people with local landscapes, preserve cultural memory, and create sustainable urban landmarks that enrich everyday life.
Inspiration: The inspiration for this residential project in Abiko stems from a desire to reconnect contemporary urban life with the natural and cultural heritage of the region. Abiko's unique topography, its ridge flanked by the Tone River and Lake Tega, and its history as a haven for writers, artists, and thinkers presented an opportunity to design a building that serves not only as a dwelling but as a bridge between people, place, and nature.
The concept was born from observing the harmonious coexistence of humans and their environment in historical and natural contexts. Early literary and artistic communities in Abiko valued proximity to the lake and landscape, integrating daily life with reflection, creativity, and observation. Inspired by this ethos, the design translates the idea of a living landmark into contemporary architecture, a structure that encourages residents to actively engage with nature, each other, and the city.
Architecturally, the project draws inspiration from bird hides and observational pavilions, spaces where presence and attentiveness coexist, subtly connecting residents to the rhythms of the natural world. Shared terraces, balconies, and communal spaces are designed as platforms for discovery, reflection, and social interaction. The building's form mediates between the street, park, and lake views, reflecting the dynamic interplay between urban life and the surrounding environment.
Ultimately, the inspiration lies in creating a residential experience where architecture is not merely a container for living but a catalyst for relationships between humans, nature, and history. By translating the region's ecological, cultural, and social narratives into spatial experience, this project aspires to become a landmark that nurtures sustainable community life while honoring Abiko's legacy.
Project Duration: Project Duration and Location
Completion: 2024
Location: Abiko City, Chiba Prefecture, Japan
Operation / Interaction / Key Features
Residents experience everyday life connected to nature and community. Balconies, shared spaces, and rooftop areas encourage social interaction, observation of Lake Tega, and flexible use. The design adapts to diverse activities, enhancing daily comfort, engagement, and well-being.
Operation Flow: Residents move through layered spaces that connect private homes, shared areas, and the surrounding city. Balconies, terraces, and observation rooms let people interact with nature and each other daily. Workshops and open spaces encourage community events. Key moments occur at the rooftop, shared kitchens, and bird hide rooms, where people engage, observe, and connect. The design performs better by blending living, learning, and social activity, making everyday life richer and more sustainable.
Team Members: Producer : Hideyuki Kuroda
Creative Director : Masahiro Osaka
Architectural Director : Naoya Kawabe
Designer : Kei Kanedo
Designer : Chisano Motohashi
Designer : KAORI
Designer : Yoichi Nakazawa
Designer : Ryu Kanari
Image Credits: Image : Photographer : Kiuchi
Image : Video Credits : Kiuchi / Kumi / Aiko
Casting : Seiwa Co., Ltd.