Baseball and anime fans, get ready for an epic crossover! Toei Animation and Major League Baseball’s Seattle Mariners are teaming up to bring One Piece to the Emerald City this spring. On Tuesday, April 8, 2025, Monkey D. Luffy and the Straw Hat Crew will drop anchor at T-Mobile Park for Seattle Mariners X ONE PIECE Night, as the Mariners face off against the Houston Astros.
Lisa Yamatoya, Senior Director of Global Marketing for Toei Animation Inc., shared her excitement about the event:
“We’re thrilled to team up with the Seattle Mariners for ONE PIECE Night this April. We can’t wait to bring this event to both anime and baseball fans at T-Mobile Park. It’s sure to be a great night.”

Mariners Director of Sales Development & Group Events Liz McCloskey echoed the enthusiasm:
“We’re excited to collaborate with Toei Animation on ONE PIECE to provide our fans with another fun ticket special at T-Mobile Park. Mariners baseball offers something for everyone over the course of the summer, and we are thrilled to provide our community with unique collaborations at the ballpark all season long.”
Tickets for Seattle Mariners X ONE PIECE Night are on sale now exclusively at mariners.com/onepiece. Each ticket includes a limited-edition ONE PIECE Seattle Mariners t-shirt, making it a must-have for fans of both baseball and anime. With demand expected to be high, fans are encouraged to act fast before tickets sell out.
The night promises to be an unforgettable experience, featuring special One Piece-themed activities, including a demonstration of the ONE PIECE CARD GAME. Whether you’re a die-hard Straw Hat fan or a baseball lover looking for a unique ballpark experience, this event will have something for everyone.
For over 25 years, One Piece has been a global sensation, following Monkey D. Luffy and his crew’s journey to find the legendary treasure, the One Piece. Since its 1999 anime debut, the series has spawned 15 feature films, numerous video games, a trading card game, and an expansive collection of merchandise. As the series continues to break records and win over new fans, its latest Egghead arc will return with new weekly episodes starting April 6, 2025.
Distributed by Toei Animation Inc., One Piece is available in Japanese with English, Spanish, and Portuguese subtitles, as well as dubbed versions in those languages for audiences across North America, Latin America, South Africa, Australia, and New Zealand.
So, whether you’re a baseball fan looking for an exciting game night or an anime lover ready to celebrate one of the greatest series of all time, Seattle Mariners X ONE PIECE Night is an event you won’t want to miss! Grab your tickets now and set sail for an unforgettable evening at T-Mobile Park!
You can read more about the event and get tickets here.