This is the novel "Bottleneck" by Honobu Yonezawa, author of the Naoki Prize-winning "Kuro-ro-jo" and "Hyouka." If you purchase other novels I am selling, I will discount 100 yen for each additional book. (Example) 2 books purchased: -100 yen, 4 books purchased: -300 yen Please comment before purchasing multiple books. I will create a dedicated listing for you. ◆I am also selling on other flea market apps (with coupons), so I may delete this listing suddenly.◆