Rough household account book : Receipt harudake kakeibo
As you can guess from the name, all you have to do is to stick receipts. Each page is categorized into 'Receipts of ten-thousand yen', 'Receipts of twenty-thousand yen' and 'other receipts'. For example, at the page of ten thousand yen receipt, there is a scale marked every 100yen, so you just stick receipt to that scale. 'Cause less than 100yen is rounded off, you cannot grasp the figure precisely, but you grasp easily about how much you spend.
(shufunotomo.co.jp: Approx. $5.00)
