There is a Japanese carpenter with 50 years of experience on YouTube who documents his construction of entire homes, which I would recommend to anyone who is interested in modern Japanese wood construction:
https://www.youtube.com/channel/UCdf5QHEpfrg3KydeT3iD2IQ (English)
https://www.youtube.com/channel/UCdrVc2ByfvnNW14R6o_WpkA (Japanese)