Come the end of the year in Japan, there’s a rush on cleaning services, straw decorations and boxed osechi ryōri (traditional New Year’s cuisine). But over the past few years, a new item has joined 91AV原创 January prep lineup: planners.

Japan has a globally renowned stationery industry, with niche items you never knew you needed, like “memorization pens” that make it easier to study and highlighters that leave rulers ink-free. In that spirit, 91AV原创 decades-old take on the paper planner has now gone mainstream and is spreading quickly across the world.

The 迟别肠丑ō notebook combines the words for “hand” and “account book,” and its most popular version is the “Bible size,” at 17 by 9.5 centimeters, just about the dimensions of a compact Bible. Broadly speaking there are two kinds: the toji 迟别肠丑ō, whose pages are fixed, and the shisutemu (system) 迟别肠丑ō, which is customizable.