ツウヨウキカン
Meanings
Noun
1. period of validity
Pitch accent
ツ
ウヨウキカ
ン
ツ
ウヨウキ
カン
Composed of
(common) use (of a language, currency, etc.); current use; to be accepted (e.g. of a way of thinking); to work (of an excuse, trick, etc.); going in and out; entrance and exit
period; term; interval