ISBN: 978-4-7574-1948-3 // ISBN: 9784757419483Year of publication: 2010Publisher: ALCNumber of pages: 222 + 33 (answer key)Languages: JapaneseCountry of origin: Japan
ISBN: 978-4-89358-761-9 // ISBN: 9784893587619Year of publication: 2010Publisher: Bonjinsha Co.LTDNumber of pages: 69 + 19 (answers)Languages: JapaneseCountry of origin: Japan
ISBN: 978-4-86392-010-1 // ISBN: 9784863920101Year of publication: 2010Publisher: JreasearchNumber of pages: 307Languages: Japanese and EnglishCountry of origin: Japan
ISBN: 978-48-63923-02-7 // ISBN: 9784863923027Year of publication: 2016Publisher: JreasearchNumber of pages: 71 (main book) + 46 (answer key and transcripts)Languages: Japanese, English, Korean, Chinese and VietnameseCountry of origin: Japan
ISBN: 978-48-96894-72-1 // ISBN: 9784896894721Year of publication: 2010Publisher: UnicomNumber of pages: 235Languages: Japanese and English Country of origin: Japan
ISBN: 978-48-72179-81-1// ISBN: 9784872179811Year of publication: 2015Publisher: ASKNumber of pages: 183Languages: Japanese, Vietnamese and EnglishCountry of origin: Japan
ISBN: 978-43-36059-95-6 // ISBN: 9784336059956Year of publication: 2016Publisher: KuroshoNumber of pages: 206 (Main book ) + 15 (answer key)Languages: Japanese, EnglishCountry of origin: Japan
ISBN: 978-4-89358-834-0 // ISBN: 9784893588340Year of publication: 2012Publisher: Bonjinsha Co.LTDNumber of pages: 106Languages: JapaneseCountry of origin: Japan
ISBN: 978-4-87217-624-7 // ISBN: 9784872176247Year of publication: 2006Publisher: ASKNumber of pages: 5 books/ 119 pages in totalLanguages: JapaneseCountry of origin: Japan
ISBN: 978-447574-1886-8 // ISBN: 9784757418868 Year of publication: 2013Publisher: ALCNumber of pages: 531Languages: Japanese, EnglishCountry of origin: Japan
ISBN: 978-48-05310-49-6 // ISBN: 9784805310496Year of publication: 2017Publisher: TuttleNumber of pages: 319Languages: Japanese, English Country of origin: US
ISBN: 978-48-63922-75-4 // ISBN: 9784863922754Year of publication: 2016Publisher: JreasearchNumber of pages: 126 (main book)+ 15 (answer key)Languages: Japanese, English, Korean, Chinese and VietnameseCountry of origin: Japan
ISBN: 978-4-86392-141-2 // ISBN: 9784863921412Year of publication: 2013Publisher: Sayaka KurashinaNumber of pages: 99 +116Languages: Japanese, English Country of origin: Japan
ISBN: 978-48-63922-69-3 // ISBN: 9784863922693Year of publication: 2016Publisher: JreasearchNumber of pages: 111 (main book) + 11 (answer key)Languages: Japanese, English, Korean, Chinese and VietnameseCountry of origin: Japan
ISBN: 978-48-72179-40-8 // ISBN: 9784872179408Year of publication: 2015Publisher: ASKNumber of pages: 292Languages: Japanese, English Country of origin: Japan
ISBN: 9784384057805 // ISBN: 978-4-384-05780-5Year of publication: 2016Publisher: SeigenshaNumber of pages: 199Language: Japanese, English, VietnameseCountry of origin: Japan
ISBN: 978-4-33605-965-9 // ISBN: 9784336059659Year of publication: 2015Publisher: Bonjinsha Co.LTDNumber of pages: 102 (Main book ) + 75 (answers)Languages: Japanese, EnglishCountry of origin: Japan
ISBN: 97-84-75742-2605 // ISBN: 9784757422605Year of publication: 2016 (Revised edition)Publisher: ALCNumber of pages: 231Languages: Japanese, English, Chinese, Korean Country of origin: Japan
ISBN: 978-4872177572 // ISBN: 9784872177572Year of publication: 2010Publisher: ASKNumber of pages: 280Languages: English, Japanese Country of origin: Japan
ISBN: 978-4-7574-2224-7 // ISBN: 9784757422247Year of publication: 2012 (latest reprint)Publisher: ALCNumber of pages: 171Languages: JapaneseCountry of origin: Japan
ISBN: 9784893589408 // ISBN: 9784893589408Year of publication: 2018Publisher: Bonjinsha Co.LTDNumber of pages: 89Languages: JapaneseCountry of origin: Japan
ISBN: 9784866392332 // ISBN: 9784866392332Year of publication: 2018Publisher: ASKNumber of pages: 159Language: Japanese, EnglishCountry of origin: Japan