carrying a casket; carrying something on one shoulder like a casket
Refers to the act of carrying a coffin or casket, or by extension, carrying any object in a group on one shoulder in a manner resembling a funeral procession, which is considered unlucky or ill-omened.
The custom of carrying a casket still remains in the village.
It is said that carrying a large load on one shoulder like a casket is unlucky.
Compound of 死人 (shibito, 'dead person') and 担ぎ (katsugi, 'carrying on the shoulder'). The exact historical derivation is uncertain, but the term directly describes the action of carrying a coffin or something in a similar manner.