Vocab InfoUnclassified Noun prefix古期(こき)old, ancientDetailsExamples古期old, ancientDetailsExamplesDictionary DefinitionNoun prefix1. old, ancientAll Forms古期 【こき】DetailsAudioPlayFrequencyDictionary Top 36,300ExamplesThere 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