The verb that arrives on its own: なる

Where the picture shows up in なる

1. 1

   you reach an age

   来月で三十歳になります。

   raigetsu de sanjussai ni narimasu

   I turn thirty next month.

2. 2

   you end up in a new role

   息子は医者になりました。

   musuko wa isha ni narimashita

   My son became a doctor.

3. 3

   it drifts that way

   だんだん暗くなってきましたね。

   dandan kuraku natte kimashita ne

   It's getting dark, isn't it.

4. 4

   the total lands there

   全部で五千円になります。

   zenbu de gosen-en ni narimasu

   That comes to 5,000 yen.

   The standard phrase at a register.

5. 5

   the rule ended up that way

   ここは禁煙になっています。

   koko wa kin'en ni natte imasu

   This is a non-smoking area.

   Softer than a flat prohibition: nobody is ordering you, it simply is so.