Kanji
1. matter; affair
2. counter for (received) emails, text messages, voicemail messages, etc.
3. counter for accounts (on a website, email service, etc.)
1. passage; paragraph
1. the aforementioned; the said
2. the usual
1. Of/regarding/concerning; Relating to (a matter)
1. Regarding; About
1. It's not an issue.; It's not a matter.
1. It is a matter.; It is an item.
1. If that is the case; As for that matter
1. Probably; Likely