- Toppan Printing Co., Ltd. Printing Museum
- 0.74/0.75 dimension(s)
- Japan (Bunkyo)
The smallest printed book measures 0.74 x 0.75 mm (0.0291 x 0.0295 in) and is entitled "Flowers of the four seasons". 250 copies of it were printed by Toppan Printing Co., Ltd Printing Museum (Japan) in Bunkyo, Tokyo, Japan, from April to December 2012 .