Noun + ときたら

[When it comes to; speaking of (with dissatisfaction)]

Connection: Noun + ときたら

Usage: Used to bring up a topic — usually a person — and express dissatisfaction, complaint, or exasperation about them. The sentence that follows typically contains a negative evaluation. Colloquial and emotional.

Key nuance: Unlike は (neutral topic marker), ときたら carries a strong nuance of complaint or frustration.

Similar expressions:

• ったら = more casual, similar complaining nuance
• といえば = neutral "speaking of"

Examples:

うちの息子ときたら、毎日ゲームばかりしている。(When it comes to my son, all he does is play games every day.)

あの店ときたら、サービスが悪くて話にならない。(When it comes to that shop, the service is so bad it's not even worth discussing.)

最近の天気ときたら、まったく予測がつかない。(When it comes to the recent weather, it's completely unpredictable.)