Nestled in the heart of Tokyo, the Yakult Swallows are a baseball team with a history as rich and unique as their mascot,Tsubakuro. They’re known for their passionate fanbase, underdog spirit, and recent surge to the top of Japanese baseball.But where did it all begin? Let’s take a journey through the Swallows’ fascinating past.
The Early Years: Kokutetsu Swallows (1950-1965)
“The Kokutetsu Swallows were the pioneers. They showed us that even a team representing a public corporation could compete in professional baseball.” – Shigeru Sugishita, former baseball player and commentator1

The team was founded in 1950 as the Kokutetsu Swallows, representing the Japanese National Railways. They were the first professional baseball team in Japan to be owned by a public corporation.
While their early years were marked by challenges, the Swallows displayed a fighting spirit from the very beginning. In their inaugural game against the mighty Yomiuri Giants, they managed to hold their own, ending the game in a 3-3 tie.This underdog performance set the tone for the team’s future, proving that they were not to be underestimated.
The Swallows faced their share of struggles, often finishing near the bottom of the standings. However, they also experienced moments of brilliance. In 1956, they achieved a remarkable feat, defeating the legendary Sadaharu Oh and the Yomiuri Giants in a thrilling 1-0 victory. This triumph, along with their first Central League pennant in 1960,demonstrated that the Swallows, despite their underdog status, were capable of competing with the best.
During this era, the Swallows also boasted talented players like Masayuki Dobashi, a powerful hitter who became the team’s first superstar. His impressive performances provided a glimmer of hope for fans and laid the foundation for the team’s future successes.
The Sankei Era: Sankei Atoms & Atoms (1966-1973)
“The Sankei Atoms had their ups and downs, but they always played with heart. They were a team that never gave up, no matter the odds.” – Akitoshi Kodama, former Sankei Atoms player.2
In 1965, the team was sold to the Sankei Shimbun newspaper company and rebranded as the Sankei Atoms, drawing inspiration from Osamu Tezuka’s iconic manga character, Astro Boy. The name change, however, didn’t immediately translate to success on the field.
Despite the struggles, the Sankei era wasn’t devoid of highlights. The team experienced a brief resurgence in the late 1960s, culminating in a second-place finish in the Central League in 1969. This near-miss, just one game behind the Yomiuri Giants, ignited hope among fans and hinted at the team’s potential. The Sankei era also witnessed the arrival of notable figures who would leave their mark on Japanese baseball. In 1974,the legendary Shigeo Nagashima briefly managed the Atoms before moving on to achieve iconic status with the Yomiuri Giants.
While the Sankei era may not be remembered for its championship wins, it played a crucial role in shaping the Swallows’ identity. The team’s perseverance during this period, combined with the strategic decisions made by its management, laid the foundation for the successes that would follow under Yakult’s ownership. This unwavering spirit would become a defining characteristic of the Yakult Swallows, carrying them through future challenges and ultimately leading them to the pinnacle of Japanese baseball.
The Yakult Era Begins: Yakult Swallows (1970-Present)

“Yakult has always been a team that embraces its underdog status. We’ve never been the most glamorous or well-funded team, but we’ve always found a way to compete.” – Shingo Takatsu, former Yakult Swallows closer and current manager.
In 1970, the Swallows found a new nest under the ownership of Yakult Honsha, the renowned food and beverage company. This marked the beginning of a transformative era that would see the team soar to unprecedented heights.
Initially retaining the Atoms moniker, the team eventually reverted to its original “Swallows” name in 1974 following a push from its fans, a testament to the enduring bond between the team and its dedicated fanbase. The green and red uniforms, synonymous with the Yakult brand, became a symbol of the team’s renewed identity and aspirations.
The 1970s marked a turning point, with the Swallows securing their first-ever Japan Series championship in 1978, a victory that ignited a wave of excitement and optimism among fans. The 1990s ushered in the “ID Baseball” era, spearheaded by manager Katsuya Nomura. His data-driven approach revolutionized the team’s strategy, leading to multiple Central League pennants and Japan Series titles in 1993, 1995, and 1997. As Nomura himself once stated, “Data is the key to victory. By understanding the numbers, we can make informed decisions and gain an edge over our opponents.”
While the team experienced periods of rebuilding in the 2000s and early 2010s, the Yakult spirit never wavered. The unwavering support of the fans, combined with the team’s resilience, paved the way for a recent resurgence. The Swallows clinched back-to-back Central League pennants in 2021 and 2022, proving that their underdog spirit and determination remain as strong as ever.
Today, the Yakult Swallows stand as a testament to the power of passion, perseverance, and a little bit of probiotic magic. Their journey from humble beginnings to championship glory is an inspiration to fans worldwide, reminding us that even the smallest bird can soar to incredible heights.
Tsubakuro: The Heart and Soul of the Swallows

No visit to Meiji Jingu Stadium is complete without encountering Tsubakuro, the Yakult Swallows’ beloved mascot.This energetic swallow is more than just a cheerleader – he’s a mischievous prankster who keeps fans on their toes and players on their game.Since his debut in 1994, Tsubakuro has become legendary for his playful antics and unpredictable behavior. He’s been known to “steal” bases, photobomb unsuspecting fans, and even engage in friendly rivalries with opposing team mascots.But beneath his mischievous exterior lies a heart of gold. Tsubakuro embodies the spirit of the Swallows: fun-loving,resilient, and always ready to rally the crowd. His infectious energy and playful spirit create an atmosphere of joy and excitement that’s contagious.Whether he’s leading cheers, performing acrobatic stunts, or simply spreading his mischievous charm, Tsubakuro is a beloved figure who has become synonymous with the Yakult Swallows.
Coming Up…
Now that you’ve explored the rich history of the Yakult Swallows, it’s time to turn our attention to the present. In our next article, we’ll delve into the current state of the team, exploring their recent successes, key players, and what the future holds for these Tokyo underdogs. Stay tuned!
Footnotes
1 https://number.bunshun.jp/articles/-/851613
2 https://column.sp.baseball.findfriends.jp/?pid=column_detail&id=097-20200427-10