January Anniversary Calendar
102 anniversaries
January
Winter
Days in 2026
31 days
Anniversaries
102
Top 3 Busiest Days
Anniversaries by Category
January 1 3
January 2 3
January 3 4
January 4 3
January 5 3
January 6 3
January 7 3
January 8 3
January 9 3
January 10 3
January 11 3
January 12 4
January 13 3
January 14 3
January 15 4
January 16 4
January 17 3
January 18 3
January 19 5
January 20 3
January 21 3
January 22 3
January 23 3
January 24 4
January 25 3
January 26 4
January 27 4
January 28 3
January 29 3
January 30 3
January 31 4
2026 Public Holidays in January
- January 1 (Thu) — New Year's Day (Ganjitsu)
- January 12 (Mon) — 成人の日
Frequently Asked Questions About January Anniversaries
- What anniversaries are on the January calendar?
- The January anniversary calendar includes New Year's Day (Ganjitsu), Juvenile Law Enforcement Day, Astro Boy Day, Moon Rocket Day, Hatsu-uri (The First Sale of the New Year) and 102 anniversaries in total.
- How many anniversaries are in January?
- 102 anniversaries are registered for January, viewable in a day-by-day calendar.
- Which day in January has the most anniversaries?
- January 19 has the most anniversaries, with 5 registered, including "Amateur Singing Contest Day".
- What is the most common anniversary category in January?
- The "Historical Anniversaries" category has the most anniversaries in January, with 35 registered.