つ	う
通

noun, noun used as a suffix, adjectival noun or quasi-adjective

1. authority, expert, connoisseur, well-informed person.

counter

1. counter for messages, letters, notes, documents, etc..

noun, adjectival noun or quasi-adjective

1. understanding (esp. of male-female relations), tact, insight.

noun

1. supernatural powers, magical powers.