noun
razor burn; razor rash
Skin irritation caused by shaving. The term is rare; the more common synonym is カミソリ負け (かみそりまけ).
See also: カミソリ負け
剃刀気触れがひどくて、肌が赤くなった。
The razor burn was so bad that my skin turned red.
Moisturizing is important to prevent razor rash.