I believe these are the last Hobonichi products to use the ‘old’ Tomoe River 52gsm paper produced on Tomoegawa's since-decommissioned ‘machine number 7’, as stocks of the paper are being run out:
Compared to ordering direct from Hobonichi:
and there is a maximum of ten units per product per order — which means, even with ten of the A5 and ten of the A6 Plain notebooks, the total order value of $300 would still fail to qualify for free shipping to Australia. Shipping charges are $42 for one book, $52 for ten A6 books, $58 for ten A5 books, and $66 for the two lots of ten books.