What anniversaries are observed on September 23?

September 23 is the anniversary of Autumnal Equinox Day (Shubun no Hi), Neptune Day, Cufflink Day. 3 anniversaries are registered for this date.

September 23: Autumnal Equinox Day (Shubun no Hi), Neptune Day

♎ Zodiac Libra

📊 Day 266 of 365 99 days remaining

🌸 Season Autumn

What Is Autumnal Equinox Day? Around September 23rd each year — the date determi...

What Is Neptune Day? September 23 is "Neptune Day." It commemorates September 23...

What Is Cufflink Day? Every September 23rd is "Cufflink Day" (カフスボタンの日, Kafusu B...