| Event | Summary | Characters | Event Related Skins/Cards | Date Released |
|---|---|---|---|---|
| Half Anniversary | The student council is preparing for the "Winning Dream Stage," a commemorative concert celebrating development and progress in the world of Umamusume racing. |
|
  SSR [Winning Dream] Silence Suzuka
|
24 Aug 2021 (JP) 16 Oct 2025 (EN) |
| 1st Anniversary |
|
  SSR [Special Dreamers!] Satono Diamond
|
24 Feb 2022 (JP) 2 Mar 2026 (EN) | |
| 1.5th Anniversary |
|
  SSR [U & Me] Mihono Bourbon
|
24 Aug 2022 – 30 Sep 2022 (JP) | |
| 2nd Anniversary |
|
  SSR [Unyielding resolve] Symboli Kris S
|
24 Feb 2023 – 30 Mar 2023 (JP) | |
| 2.5th Anniversary |
|
 SSR [Precious☆Moments] Admire Vega
|
24 Aug 2023 – 30 Sep 2023 (JP) | |
| 3rd Anniversary |
|
 SSR [Balliamo?] Gentildonna
|
24 Feb 2024 (JP) | |
| 3.5th Anniversary |
|
 SSR [我が学び舎へ、愛をこめて] Buena Vista
|
24 Aug 2024 – 1 Oct 2024 (JP) | |
| 4th Anniversary |
|
  SSR [NEW TALES AWAIT] Gran Alegria
|
24 Feb 2025 (JP) | |
| 4.5th Anniversary |
|
 SSR [この先の未来で] Chrono Genesis
|
24 Aug 2025 – 30 Sep 2025 (JP) | |
| 5th Anniversary |
|
 SSR [Let's Go Together!] Victoire Pisa
|
24 Feb 2026 (JP) |
