expression
it can't be helped; so it goes; c'est la vie
Kansai dialect equivalent of 仕方がない. Expresses resignation or acceptance of an unavoidable situation. Casual and colloquial.
See also: 仕方がない
雨降ってきたけど、しゃあないな。
It started raining, but oh well, it can't be helped.
しゃあない、もう一度やり直そう。
Oh well, let's start over again.