おおきなお世話 せわ
ōkina osewa

Noun
Expression

1. none of your business!; don't bother me!; keep out of it!

あたらしい くつ おうなんて おもったことあるかって?大 おうきなお世話 せわだよ。
atarashii kutsu kaōnante omotta koto arukatteōkina osewadayo.
Have I ever thought of buying a new pair of shoes? Mind your own business.
Other forms: