“assembling a modular home in Japan”
ToyotaHome assembling a modular home.
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Here's a cool video of ToyotaHome (yes, that Toyota) assembling a modular home in Japan: this video Their website: link (JP only, no English)

487K views · Jan 8, 2016 · 2:33 · 1 HN recommender · 4 mentions · discussed 2016–2021
Rachel and Jun film Toyota Home Aichi installing a prefabricated house unit in Japan, with the assembly and roof waterproofing completed in about half a day.
Why Hacker News points people here: Cited in prefab and housing threads as proof that high-quality modular homes can be assembled on site in hours.
“assembling a modular home in Japan”HN comment, 2018
“assembling a modular home in Japan”
ToyotaHome assembling a modular home.
Here's a cool video of ToyotaHome (yes, that Toyota) assembling a modular home in Japan: this video Their website: link (JP only, no English)
“Toyota manufactures houses in Japan”
Toyota builds houses in Japan.
Toyota manufactures houses in Japan [1]. If they sold them in the US, I'd buy one in a heartbeat. [1] this video
“a house built in a day (customisable, moderately expensive but very high quality)”
House assembled in a day in Japan.
It might come down to culture/demand? In Japan where it's preferred to make a new home rather than buy a pre-owned one (outside the big city), pre-fab seems to have taken off rather more (13% of new builds in 2013). For example, a house built in a day (customisable, moderately expensive but very high quality): this video
“it might only take 6 hours”
Prefab house built in a few hours.
There's a good chance of not seeing one being built since it might only take 6 hours -- see [1]. [1] this video