noun
Dated term for the back; modern Japanese normally uses 背中 (せなか). The reading そびら is rare and may appear in older texts or dialects.
See also: 背中
古い文献では「そびら」が背中を指すことがある。
In old documents, そびら can refer to the back.
The exact derivation is uncertain; そびら is a rare, dated reading for 背, possibly from older Japanese or dialectal usage.