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ICADA Designs Japanese Home with Adjustable Layout and Elevated Storage

architecture-design · 2026-03-19

Japanese architecture studio ICADA has completed a residential project in Saitama, Japan, called Live Sawn House. Designed by founders Masaaki Iwamoto and Nariaki Chigusa for a family of four, the two-story, 113-square-meter home features innovative space-saving solutions. These include sliding bookshelf walls that reconfigure the first floor and a walk-in wardrobe elevated on stilts over a narrow alley. The structure utilizes minimally processed cedar planks with raw edges, sourced affordably from Kyushu due to an oversupply of mature trees and limited milling capacity for large logs. The timber was geothermally dried near Mount Aso to reduce costs and environmental impact. The design addresses the constraints of a compact 'flagpole' site and a limited budget while allowing flexible room arrangements as family needs change.

Key facts

  • Architecture studio ICADA designed Live Sawn House in Saitama, Japan
  • The home features sliding bookshelf walls for reconfigurable spaces and a wardrobe room raised on stilts
  • It uses rough-sawn cedar planks sourced from Kyushu, geothermally dried near Mount Aso
  • The 113-square-meter house was built for a family with two children on a tight budget
  • Design addresses space limitations on a narrow 'flagpole' plot with adaptable layouts

Entities

Artists

  • Masaaki Iwamoto
  • Nariaki Chigusa

Institutions

  • ICADA
  • Kyushu University
  • Graph Studio
  • Studio Nora
  • Sakaki Juken
  • Anai Wood Factory

Locations

  • Saitama
  • Japan
  • Kyushu
  • Mount Aso

Sources