Pop-up Book: Foreign Book My grandpa’s briefcase (Ojii-chan no Briefcase - Grandpa's Briefcase) This is a pop-up book in the shape of a briefcase. It's a playful pop-up book filled with episodes of Grandpa and his family inside the bag. 《Condition》 ⚫︎ The snap button for opening and closing the bag is stiff. ⚫︎ The fastener band is also made of paper, so repeated opening and closing will cause wrinkles and peeling due to rubbing. ⚫︎ As this is an old product, there may be some age-related deterioration.