Baseball fans, get ready! The CPBL in Taiwan, NPB in Japan, and the big leagues of MLB in the US are all kicking off their seasons this month, bringing the baseball hype back in full force. And if you remember, the MLB opening series at Tokyo Dome, featuring the Los Angeles Dodgers and Chicago Cubs, already had fans buzzing with its Chiikawa collaboration.
But hold up! Today (March 3), the official "Demon Slayer" X account dropped a bombshell: a collaboration with Major League Baseball (MLB)! This marks the second Japanese IP crossover for MLB this year, and the announcement has sent shockwaves of excitement not just through Japan, but across Western fandoms too.

According to the official post, this new collab is also tied to the "MLB TOKYO SERIES 2025." With the opening games set for March 18 and 19, many netizens are speculating that Chiikawa might take one day and Demon Slayer the other. Talk about a stylistic whiplash, but both IPs boast fanbases that are absolutely massive!
While details about potential merchandise are still under wraps, the announcement did tease more info coming on the morning of March 6.
Though specific collaboration details are still hush-hush, if the Chiikawa precedent is anything to go by, expect a whole slew of merchandise! Plus, with Japanese superstars like Shohei Ohtani, Yoshinobu Yamamoto, Roki Sasaki, Shota Imanaga, and Seiya Suzuki gracing the rosters of the Dodgers and Cubs, these games are going to be absolutely star-studded and unmissable.
Honestly, MLB is clearly pulling out all the stops for the Tokyo opening series this year, dropping two massive IP collaborations like this. Even though tickets are already sold out, the sheer hype from these crossovers is truly unprecedented!