Talk:Japanese cryptology from the 1500s to Meiji

'''woah, what a shitty article. someone please delete it ''' — Preceding unsigned comment added by 46.112.132.61 (talk) 13:31, 10 September 2018 (UTC)


 * I've never seen a worse one 2804:7F1:E021:C20C:1E09:93E:4461:BB4D (talk) 21:45, 5 October 2023 (UTC)