also: しゃっく · じゃっく · じゃっこう · せきぐち
noun
One of the six traditional calendar days (六曜). Considered unlucky for most activities, but the two-hour period around noon (11am–1pm) is auspicious. Often checked for weddings, funerals, and other important events.
See also: 六曜
今日は赤口だから、大事な契約は避けたほうがいいと言われている。
Today is Shakkou, so it's said that you should avoid important contracts.
赤口の日で
Even on a Shakkou day, the period from 11am to 1pm is considered auspicious.
Alternate reading; less common than しゃっこう.
Alternate reading; less common than しゃっこう.
Alternate reading; less common than しゃっこう.
The term originates from the traditional Chinese calendar system (六曜). The exact derivation of the name is uncertain, but it is associated with the 'red mouth' or 'fire mouth' concept, possibly linked to the direction or element of the day.