New Words This Year Award (private edition)
I hear that Tamotsu Sugano, an author, used this word ("Monthly Japan" May 2017 issue etc.) and it spread. I had more opportunities to feel it this year. Even if there is no explicit instruction of the supervisor, the subordinates act uniformly and repentantly guessing the supervisor's "intention". Sontaku originally means a positive imagination to give thoughts to others and share their feelings, but it has shifted to something that means a depressingly petty negative habit of organization people.
"December 29 2018
from “Oriori no Kotoba” by Kiyokazu Washida, The Asahi Shimbun"