A dictionary set for learning Japanese four-character idioms and kanji expressions. They have been stored on a bookshelf, so there are signs of use, but the contents are clean and there are no issues with use. - Title: Latest Japanese Usage Dictionary - Title: Four-Character Idiom Dictionary - Title: Kanji Expression Dictionary - Publisher: Gakken - Publisher: Meiji Shoin - Publisher: Tokyo Shoseki Thank you for looking.