Translation guide
In Japanese, an 'ice bag' is commonly referred to as 氷嚢 (ひょうのう) or アイスバッグ. The traditional 氷嚢 is a rubber or vinyl bag filled with ice, often used for cooling injuries or fever. アイスバッグ is a loanword from English and is widely understood. In casual contexts, people may simply say 氷 (こおり) or 氷まくら (こおりまくら) for a pillow-shaped ice pack.
A bag filled with ice, used to cool the body, reduce fever, or treat injuries.
Traditional Japanese term for a rubber or vinyl ice bag. Commonly used in medical and home care contexts.
I have a fever, so I'm cooling my head with an ice bag.
Loanword from English, widely understood. Often used for sports injuries or general cooling.
Literally 'ice pillow', a pillow-shaped ice pack often used for fever or hot summer nights.
Alternate reading of 氷嚢, less common but still used.
Please prepare an ice bag.
I sprained my ankle, so I'll cool it with an ice bag.
It's too hot to sleep, so I'll use an ice pillow.