Japanese phrase
___さんは参加していますか？ ___ sa n wa san ka shi te i ma su ka
Meaning
Is ___ participating?
When to use it
Asks whether someone is participating. It is a polite way to check whether a person is taking part in an event or activity.
Example dialogue
田中さんは参加していますか？ ta naka sa n wa san ka shi te i ma su ka
Is Tanaka participating?
はい、参加しています。 ha i san ka shi te i ma su
Yes, he is.