Vocab InfoUnclassified Nounパン一(いち)(wearing only) a pair of underpantsDetailsExamplesパン一(wearing only) a pair of underpantsDetailsExamplesDictionary DefinitionNoun1. (wearing only) a pair of underpantsSlang, Abbreviation, Usually written using kana alone, See Also:パンツ一丁All Formsパン一 【パンいち】、パンイチDetailsAudioPlayExamplesThere are no sentences available for this contentHold tight, context sentences are coming soon!Self-Study SentencesStudy your own way!Add sentences and study them alongside Bunpro sentences.Try Bunpro