3密
さ
ん
み
つ
Meanings
1
three Cs; three conditions for infection transmission
Refers to 密閉 (closed spaces), 密集 (crowds), and 密接 (close contact). Widely used during the COVID-19 pandemic.
To prevent the spread of infection, please avoid the three Cs.
The government repeatedly warned about the risks of the three Cs.
2
three mysteries (Buddhism)
Only when written 三密
Buddhist term referring to the three mysteries of the Buddha: body, speech, and mind. Usually written as 三密.
In esoteric Buddhism, the practice of the three mysteries is emphasized.