CosplayTrackside

Where fans meet the starting gate! 🏇 #CosplayTrackside

Next Event: Oct. 24-25, 2026

Cosplay • Artists • Performers • Live Horse Racing

📍 @santaanitapark

[marty✨🔜ඞ UMA 7th+Cosplay Trackside 🔜Youmacon @MartyPCSR]

My very late Cosplay Trackside catalog that i procrastinated and am now making on plane wifi !!!!! Please come visit at Table 7 with the Halloween Meisho Doto standee!! I promise your favorite uma IS here unless it's Genuine because i need them to make her outfit in color🥀

[CosplayTrackside @CosTrackside]

Nym is a cosplayer of over 12+ years, an uma and keiba enthusiast, and a lifelong horse girl. They’re experienced with wig styling, cosplay crafting, and altering existing cosplays, and happy to help with cosplay advice, tips and tricks, or fun horse facts. 🐴

[Yasoku Publishing @yasoku_us]

We will be at @CosTrackside
this weekend in Los Angeles! We'll be bringing our Umamusume catalog from a wide variety of artists, as well as debuting our new publication by @holeecrab
. Come stop by!

[CosplayTrackside @CosTrackside]

We've nearly reached the starting gate
Can you hear the fanfare? 🎺🎺🎺

[CosplayTrackside @CosTrackside]

Dot is a Seattle based cosplayer who has been bringing her favorite characters to life for 3 years. This will be her first time visiting Santa Anita Park and she is so excited to meet fellow Umamusume fans! 🐎✨

[UmaBluegrass @UmaBluegrass]

Announcing our collaboration with @cosplaytrackside! UmaBlue is heading to Santa Anita 🐎🌴

Stop by the Information Booth to sign the flag with your words of encouragement for Forever Young as he heads to the Breeder’s Cup 2026 at Keeneland to attempt to score a repeat victory!

[Forks 🔱 @ CosplayTrackside Table#5 @angryforks]

hi hi I will be at #cosplaytrackside this weekend !!! Im gonna be at Table #5 so please come stop by and say hi !!! 🐴

[🔻Corey🔻@cosplay trackside #22! @CDRosenn]

I'll be at #cosplaytrackside @santaanitapark once again this weekend on saturday and sunday! You can find me at table #22.
If you're stuck in LA because of the concert getting cancelled come down and check out the event!

[CosplayTrackside @CosTrackside]

Cheer♡UP! will be debuting at Cosplay Trackside at Santa Anita Racetrack on Saturday October 24, alongside other UMAZING performers, cosplayers, and so much more! We are a socal based group and we look forward to running alongside you to capture our dreams together as one!

[Mikou_art @mikou_art]

Here’s the Catalog for @CosTrackside this weekend! I’ll be at Table 11 both days! I’ll be bringing my posters and photobook too! See you!💕

#cosplaytrackside #umamusume #umamusumeprettyderby #umamusumefanart #ウマ娘

[CosplayTrackside @CosTrackside]

"My name is finch! I am a up-and-coming cosplay performer with a joy for making people smile! Cosplay Trackside will be my debut performance so trot on down for an exciting day at the races filled with smiles and many neighs! I cannot wait to see everyone so soon!"

[VTuber Research Club @The_VTRC]

Did you want to go to the Uma concert but now plans have changed? How about joining us for another Umamusume event! Cosplay at Trackside! An Uma themed weekend at Santa Anita Race course! There will be live horse races, cosplay, vendors and live performances! We currently have 3 spots open for Saturday and 3 for Sunday!

[Pillow @ Cosplay Trackside #54 @PillowMakura]

Here's my catalog for #Cosplaytrackside this weekend Oct 24-25 at table #54‼️
I'll also have shikishis and some non-Uma stuff so come by and say hi!☺️

そして、LAまで来た日本のトレーナー様もいらっしゃると思います。せっかくここまで来られたので是非是非遊びに来てくださいね‼️

[ヴェント🍱 @ Cosplay Trackside 15 @Venatto]

Higuys catalog for #cosplaytrackside this weekend will be there both days see you at table 15 🏇🏇🏇 might have some shikishi too if i have time

[CosplayTrackside @CosTrackside]

Hani is a SoCal based cosplayer. She has cosplayed from many franchises in the past,, such as My Dress Up Darling, Nikke, and more! She will be doing an Uma Musume cosplay for the first time at Cosplay Trackside, as Mejiro McQueen. See you all there!

[jinnsae 🐙 @napopk]

Umamusume cosplay trackside catalog!! Here are all my uma merch available, may have a couple of my other items on site too but not much.

come visit me at table #4!! I will be there both days 😼

[tohoho_events ➡️ Cosplay Trackside 30 Sunday @tohoho_events]

Here is our catalogue for #cosplaytrackside!!
We are at Table 30 on Sunday-only!

Every purchase gets a free Anitan sticker until supplies end!

[BadSprite 🔋🔌 @BadSprite]

Hi yall! My friends and I will be tabling at #CosplayTrackside for both sat and sun!

Here's our catalog! You can find us at table #55 under the name SnakeberryArt!!

[tohoho_events ➡️ Cosplay Trackside 30 Sunday @tohoho_events]

We are hosting a KFC x Uma themed stamp rally at #cosplaytrackside on SUNDAY only.

Make a $5 minimum purchase at each participating artist! Be sure to finish quickly as we only have a limit supply of prize packs!

Participating Artists
@crabpinches
@bonebitten
@rukki_torune

[冒険者C@Cosplay Trackside #18 @boukensha_c]

Here’s my catalog for #cosplaytrackside Oct 24-25 at table #18!