nikoli book shop

CATEGORY Sudoku ChoGekikara (Really really hard) Sudoku

Welcome Page

Shipping to the following countries will be by sea(Surface mail), not by air.
Please be careful. Please allow 2-3 months for arrival.
United Kingdom, France, Germany India, Peru.
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We can ship only to countries where "Letter-post Air or Surface" is OK, please
check that on the following WEB page. There are some exceptions in some countries.
https://www.post.japanpost.jp/int/information/overview_en.html
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For those who order subscription, please use the following page to
notify us of any address changes.
https://nikolibookshop.stores.jp/inquiry