Cosplay Trackside returns to Santa Anita Park this weekend
Santa Anita Park's Umamusume-themed Cosplay Trackside event returns on October 24 and 25 with racing, performances and fan activities.
Cosplay Trackside returns to Santa Anita Park in Arcadia, California, on October 24 and 25, bringing an Umamusume-themed fan event together with Japan Family Day and live horse racing. The event is built as a real-world celebration of the series' racing inspiration, rather than a conventional anime screening or convention panel.
What is happening
Santa Anita Park says Cosplay Trackside will run from noon to 5:30 p.m. on both days, with the first race scheduled for 1 p.m. Admission is $10, general parking is free, and children aged 17 and under can attend for free. Costume masks are prohibited 1.
The programme includes a cosplay contest, live DJs and performances, an artists' and merchants' alley, Japanese food vendors and live racing. The event runs alongside Japan Family Day, which Santa Anita describes as a celebration around the Kingsbury Fountain 1.
The venue's promotional artwork also highlights the Umamusume connection, with a horse-girl visual and event copy tying the cosplay gathering to the franchise's racing theme. The first 1,000 attendees each day are also due to receive an official Umamusume: Pretty Derby and Santa Anita Park pin featuring Special Week, according to the event details carried by Anime Corner 2.
More than a cosplay meetup
Santa Anita's event positioning gives Cosplay Trackside a distinctly local flavour. Alongside the fan activities, visitors can watch live horse racing and take part in the wider Japan Family Day programme. That combination reflects why Umamusume: Pretty Derby works so naturally as an event theme: its characters are fictionalised versions of real racehorses, and the franchise already treats racing culture as part of its identity.
The event also includes a contest prize programme. Anime Corner reports that Uma.guide will award contest winners 1/7-scale Sakura Chiyono O and Tokai Teio figures supplied by Kotobukiya 2. Ticket options include general admission and a Japanese Eats Start Pack, which adds food and drink benefits to the visit 2.
Our opinion
Cosplay Trackside sounds less like a one-off photo opportunity and more like a thoughtfully assembled crossover between a race day, a fan gathering and a Japanese cultural event. The important detail is the setting: putting the Umamusume theme inside a real racecourse gives the promotion a genuine connection to the franchise's subject matter. For fans already in Southern California, the appeal is the mix of activities rather than any single stage show.
The event takes place this weekend, so practical details matter more than hype. Check the official Santa Anita listing before travelling for the latest ticket information, timings and venue guidance.