ISBN: 978-4-88319-690-6 // ISBN: 9784883196906Year of publication: 2014Publisher: 3A CorporationNumber of pages: 123Languages: JapaneseCountry of origin: Japan
ISBN: 978-48-83197-13-2 // ISBN: 9784883197132Year of publication: 2015Publisher: 3A CorporationNumber of pages: 113 (Main book ) + 63 (vocabulary glossary) Languages: JapaneseCountry of origin: Japan
ISBN: 978-4-88319-502-2// ISBN: 9784883195022Year of publication: 2009Publisher: 3A CorporationNumber of pages: 146 (Main book ) + 27 (answer key)Languages: Japanese Country of origin: Japan
ISBN: 978-4-7890-1709-1 // ISBN: 9784789017091Year of publication: 2018Publisher: The Japan TimesNumber of pages: 120Language: Japanese, EnglishCountry of origin: Japan