事になる

it is decided or arranged that; it follows that

→ 事
phrase Uncommon #9,674
it is decided or arranged that; it follows that Often appears as 事になっている for an established arrangement or state, and 事にはならない to express that something does not follow from the facts.
JA: 来月から大阪で働く事になる。
EN: It’s been decided that I’ll work in Osaka starting next month.

能無しが考えるのを止めたらもっとひどい事になるだろな

Things would probably get even worse if an incompetent person stopped thinking.

— 預言者 (2009)

まずい事になる

This could lead to trouble.

— いまを生きる (1989)

見つかったら大変な事になる

If they find out, we’ll be in big trouble.

— いまを生きる (1989)

マズい事になる

This could end badly.

— Good Luck, Have Fun, Don't Die (2026)

いつも一人で孤独だし同じフィルムをうんざりするほど観る事になる

I'm always alone and lonely, and I end up watching the same film over and over until I'm sick of it.

— ニュー・シネマ・パラダイス (1988)

誰もが知る事になるわ

Everyone will find out.

— ニュー・シネマ・パラダイス (1988)

大変な事になるよ。

Things will get serious.