ISBN: 978-4-8163-6697-0 // ISBN: 9784816366970Year of publication: 2019Publisher: NatsumeNumber of pages: 603Language: Japanese, EnglishCountry of origin: Japan
ISBN: 978-4-8163-6976-6 // ISBN: 9784816369766Year of publication: 2021Publisher: NatsumeNumber of pages: 223Language: Japanese, EnglishCountry of origin: Japan
ISBN: 978-4-8163-6646-8 // ISBN: 9784816366468Year of publication: 2020Publisher: NatsumeNumber of pages: 199Language: Japanese, EnglishCountry of origin: Japan
ISBN: 978-4-8163-6060-2 // ISBN: 9784816360602Year of publication: 2019Publisher: NatsumeNumber of pages: 207Language: Japanese, EnglishCountry of origin: Japan
ISBN: 978-4-8163-6581-2 // ISBN: 9784816365812Year of publication: 2019Publisher: NatsumeNumber of pages: 179 (Main book) 100 (Grammar and vocabulary book)Language: English, Japanese, Chinese Country of origin: Japan
ISBN: 978-4-8163-6918-6 // ISBN: 9784816369186Year of publication: 2020Publisher: NatsumeNumber of pages: 151Language: JapaneseCountry of origin: Japan
ISBN: 9784816367199 // ISBN: 9784816367199Year of publication: 2020Publisher: NatsumeNumber of pages: 191 (Main book) + 16 (Answer key)Language: Japanese English, ChineseCountry of origin: Japan
ISBN: 978-4-81634-780-1 // ISBN: 9784816347801Year of publication: 2010Publisher: NatsumeNumber of pages: 127Languages: JapaneseCountry of origin: Japan
ISBN: 978-4-8163-6623-9 // ISBN: 9784816366239Year of publication: 2019Publisher: NatsumeNumber of pages: 223Languages: English, JapaneseCountry of origin: Japan
ISBN: 978-4-8163-6205-7 // ISBN: 9784816362057Year of publication: 2020Publisher: NatsumeNumber of pages: 354Language: Japanese, EnglishCountry of origin: Japan