I purchased this in August of this year. I gave up on it, so I'm passing it on to someone who needs it. The definitive edition of English grammar, supported by 7 million people. - Title: Shin Eibunpou Taizen (True Comprehensive English Grammar) - Author: Seki Masao - Publisher: KADOKAWA - Number of pages: 900 pages - Price: 2,200 yen Thank you for looking.