Bøger i Adachi and Shimamura (manga) serien

Going bowling on the weekend, singing old songs at karaoke—with all the time they’re spending together, Adachi and Shimamura are finding out lots of surprising things about each other. And as the seasons change and Christmas approaches, Adachi’s doing her best to come up with the perfect present for her unsuspecting crush. Can she plan the perfect Christmas date to show Shimamura how much she means to her?