ISBN: 978-4-8742-4518-7 // ISBN: 9784874245187Year of publication: 2011Publisher: KurosioNumber of pages: 135Languages: JapaneseCountry of origin: Japan
ISBN: 978-4-8742-4584-2 // ISBN: 9784874245842 Year of publication: 2013Publisher: KurosioNumber of pages: 178Languages: JapaneseCountry of origin: Japan
ISBN: 978-4-7574-2277-3 // ISBN: 9784757422773Year of publication: 2013Publisher: ALCNumber of pages: 174Languages: Japanese, English Country of origin: Japan
ISBN: 978-48-74247-02-0 // ISBN: 9784874247020Year of publication: 2016Publisher: KurosioNumber of pages: 156 (Main book ) + 48 (answer key)Languages: JapaneseCountry of origin: Japan
ISBN: 978-48-74246-31-3 // ISBN: 9784874246313Year of publication: 2014Publisher: KurosioNumber of pages: 106Languages: JapaneseCountry of origin: Japan
ISBN: 978-48-74246-32-0 // ISBN: 9784874246320Year of publication: 2014Publisher: KurosioNumber of pages: 171Languages: JapaneseCountry of origin: Japan
ISBN: 978-48-74246-94-8 // ISBN: 9784874246948Year of publication: 2016Publisher: KurosioNumber of pages: 184Languages: JapaneseCountry of origin: Japan
ISBN: 978-4-8053-1468-5 // ISBN: 9784805314685Year of publication: 2018Publisher: Tuttle PublishingNumber of pages: 192Languages: Japanese, EnglishCountry of origin: United States
ISBN: 9784883197583 // ISBN: 9784883197583Year of publication: 2017Publisher: 3A CorporationNumber of pages: 137+15Language: Japanese, EnglishCountry of origin: Japan
ISBN: 978-48-83197-47-7 // ISBN: 9784883197477Year of publication: 2017Publisher: 3A CorporationNumber of pages: 147 (Main book ) + 18 (answer key)Languages: JapaneseCountry of origin: Japan
ISBN: 978-4-7890-1518-9 // ISBN: 9784789015189Year of publication: 2019Publisher: The Japan TimesNumber of pages: 170 (Main book) + 20 (answer key)Language: Japanese, EnglishCountry of origin: Japan
ISBN: 978-4-87424-792-1 // ISBN: 9784874247921Year of publication: 2019Publisher: KurosioNumber of pages: 148Language: Japanese, EnglishCountry of origin: Japan
ISBN: 978-4-904575-56-7 // ISBN: 9784904575567Year of publication: 2019Publisher: Tokyo University of Foreign Studies PressNumber of pages: 187Language: JapaneseCountry of origin: Japan
ISBN: 978-4-7890-1653-7 // ISBN: 9784789016537Year of publication: 2019Publisher: The Japan TimesNumber of pages: 208Language: Japanese, EnglishCountry of origin: Japan