| List Name | File size | Truly Japanese-specific? | Last update | |-----------|-----------|--------------------------|--------------| | jp-passwords-2024.txt | 4.2 MB | ~60% (rest are common English) | Nov 2023 | | japan_weak_passwords.txt | 1.1 MB | Yes, mostly romaji names | July 2022 | | updated_jp_wordlist.txt | 18 MB | No – it’s just rockyou.txt filtered for ASCII | Feb 2024 |
Keyboard-walk patterns are universal, but Japan's specific inputs create unique variations: (Standard top row) asdfghjkl (Standard middle row) 123456789 (Standard number row)
In the cybersecurity community, an "updated list" usually refers to a text file used by penetration testing tools like or Hashcat . japanese password list updated
Security researchers focusing on Japanese domains—specifically .co.jp (companies), .ne.jp (ISPs), and .ac.jp (education)—found that these sectors are frequently targeted by threat actors exploiting weak, user-created credentials. 2. Why "Updated" Password Lists Matter
| Rank | Common Weak Passwords (Examples) | Why They're High Risk | | :--- | :--- | :--- | | | admin | Remains default for many IoT devices and routers；frequently not changed. | | 2 | 123456 | Extremely simple number sequence；crackable in seconds. | | 3 | password | Generic dictionary word；easily guessed by automated attacks. | | 4-5 | 12345678 , 123456789 | Same weaknesses as 123456 . | | 6 | yamamoto2580 | Combines a common surname with "2580"（a "|" shape on keypad）. | | 7-11 | Chan8899 , Freemima123 , mokariku , rosycash , tootoo | Mixture of Japanese-style names and basic dictionary words. | | 12 | 1qaz2wsx | Follows keyboard vertical pattern；weak against rule-based attacks. | | 13 | Kanazawa2 | Common place name plus number. | | 18 | P@ssword123456 | A mix of common word and "123456", with obvious substitution patterns. | | List Name | File size | Truly Japanese-specific
: Increased attacks on Japanese e-commerce sites using leaked lists from global breaches.
Encourage passphrases consisting of multiple unrelated words rather than a single predictable Romaji word with a forced capital letter and symbol (e.g., changing Sakura2024! to a longer, complex sentence structure). | | 3 | password | Generic dictionary
Below is an overview of the content typically found under this search term, analyzed from a cybersecurity perspective.
: Moving beyond simple alphanumeric strings to include symbols and mixed casing.