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Title card for an article about BIM in Japan, showing a 3D wireframe of a building floor where a duct crosses a steel beam with a highlighted clash marker
September 20, 2026 / Last updated : October 24, 2026 Shirokuma Japanese Technology

BIM in Japan: What Production Design Really Looks Like

The short version Hi there, I’m Shirokuma! Here’s something that surprises people outside the industry: you can’t build a building from the architect’s drawings alone. Those drawings tell you what the building should be. They don’t tell you how the duct gets past the beam, where the joint in the ceiling lands, or which piece […]

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The author

SHIROKUMA

Construction team lead in Japan

Hi, I'm Shirokuma, which means "polar bear" in Japanese. I spent years as a site supervisor on hospitals, industrial plants, and food factories. Now I share how Japanese job sites really work, in plain English.

  • In my 12th year in the construction industry
  • First-Class Building Construction Management Engineer
  • Class 3 Multirotor Drone Pilot (DPA)
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