Summer Koshien Opens! First-Round Results and Next Matchups for All 49 Schools!

On August 5, 2026, the 108th National High School Baseball Championship grandly opened at Hanshin Koshien Stadium, the holy land of high school baseball. The 49 representative schools that won through the grueling local tournaments will engage in fierce battles for the deep red championship flag.

The first-round matches have already finished, and we are moving into the second round. How is the representative school of your prefecture doing? Even if it is not your alma mater, you cannot help but want to support the school representing your prefecture.

This year's tournament is also drawing attention as a historic turning point in high school baseball, with a 'two-part morning and evening system' introduced for some schedules as a practical measure against the severe heat caused by global warming. The health of the players is the primary concern.

In this article, we explain the history and tradition of Koshien from the Taisho era, the difference from the spring invitational, and modern heatstroke prevention measures from multiple perspectives. We also present a tournament table for all 49 schools.

*There is some partial overlap with the previous article in the latter half. If you have already read it, please skip.

Tournament Table for All 49 Representative Schools#

Putting the detailed history aside for a moment, here is the tournament table of the first round for all 49 representative schools, including the seed schools appearing from the second round. Since many school names are difficult to read, we have included phonetic guides for reference. Apologies if there are any mistakes.
[Key Matchups and Highlights]
Great games are expected everywhere, such as Hanasaki Tokuharu and Sendai育英, who competed for top spots in the Kanto tournament and Meiji Jingu tournament, clashing with Sendai育英 advancing to face Chiba's Takudai Koryo.
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The Crucial Difference Between the Championship (Summer Koshien) and the Invitational (Spring Senbatsu)#

While high school baseball features two major tournaments in spring and summer, their natures are significantly different. The spring 'Selected High School Baseball Tournament (Senbatsu)' is sponsored by the Mainichi Shimbun and the Japan High School Baseball Federation. It is an invitational tournament where the selection committee chooses participating schools based on results from the previous autumn's regional tournaments. It is characterized by considering factors other than raw performance, such as regional balance and the '21st Century Style' slots, serving as a stage to showcase how much individual skills and team organization have improved through winter training.

On the other hand, the summer 'National High School Baseball Championship' is sponsored by the Asahi Shimbun and the Japan High School Baseball Federation. It is a complete merit-based championship tournament where only teams that win the grueling local tournaments across all 49 representatives (two for Hokkaido and Tokyo) can participate. In local qualifiers, tournaments are completely single-elimination, ranging from fierce districts like Kanagawa and Aichi prefectures with over 300 participating schools, to minor districts with only a dozen schools. Since a single loss means the end of high school baseball for third-year students, it is the ultimate goal for all high school baseball players. This structure of an ultimate tournament with no double-elimination is what generates countless dramas and tears every year, deeply touching the hearts of many.

Fighting the Extreme Heat: Safety Management and New Rules in Modern Koshien#

In recent years, Japanese summers have experienced severe heat, and safety measures to protect the health of players, umpires, and spectators have become the tournament's top priority. In the 108th tournament, a 'two-part morning and evening system' was experimentally introduced. This is a revolutionary attempt to avoid games during the hottest hours of the day (from 11:30 AM to around 4:00 PM) and split matches into morning and evening sessions. Specifically, the first game starts before 8:00 AM, followed by a long interval for spectators and players to move and wait during the hottest hours, and the third or fourth game starts after 4:00 PM. This enables playing during hours when the sunlight is blocked, dramatically reducing heatstroke risks.

Furthermore, a 10-minute 'cooling time' is established after the end of the 5th inning, during which players are required to cool down in air-conditioned spaces and replenish water and salt. During this cooling time, players do not just rest; rapid cooling using icing and fans is performed under the guidance of doctors and trainers, greatly contributing to maintaining performance and ensuring safety in the latter half of the game. In addition to a pitch count limit of '500 pitches per week' to protect pitchers' shoulders and elbows, modern rules such as 'low-rebound metal bats' to suppress ball speed and ensure pitcher safety have been introduced. As a result, the tournament is shifting significantly from past spiritual theories to scientific athlete-first philosophy.

The History and Inherited Tradition of Koshien#

The National High School Baseball Championship was born in 1915 (Taisho 4) as the 'National Middle School Championship' at Toyonaka Ground in Osaka Prefecture. The memorable first tournament had only 10 participating schools, played in a simple ground enclosed by board fences with handmade small spectator stands. Later, with the expansion of the tournament, it moved to Naruo Ground in Hyogo Prefecture, and in 1924 (Taisho 13), the current Hanshin Koshien Stadium was completed, becoming the eternal holy land of high school baseball. The soil and green ivy of Koshien Stadium have formed a unique aesthetic while absorbing the sweat and tears of players from Taisho to Reiwa.
Koshien has overcome numerous difficulties through turbulent eras from Taisho, Showa, Heisei, to Reiwa. The joy of the nation was beyond description when the tournament returned to Koshien after several years of suspension due to World War II and tentative hosting at Nishinomiya Stadium during the postwar confusion. Even in crises such as the Great Hanshin-Awaji Earthquake in 1995, the Great East Japan Earthquake in 2011, and the recent pandemic that led to tournament cancellations or spectator-free hosting, it has always risen as a symbol of recovery and a source of courage. Beyond a simple student sports tournament, it plays a vital role as a local identity supported by the entire community. The unique Japanese spirit and tradition, such as the losers' aesthetic of bringing home Koshien soil and the cheering culture of brass bands and alpine stands, live deeply here.
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The Dream Stage for High School Baseball Players and the Bridge to Professional Baseball#

Koshien is the ultimate dream stage for high school players, and at the same time, it is a gateway for future stars to bloom in Professional Baseball (NPB) and Major League Baseball (MLB). Since ancient times, many famous players who built the history of Japanese baseball, such as Daisuke Matsuzaka who pitched a no-hitter in the 1998 final, and Shohei Ohtani, spun dramatic stories on this Koshien stage and soared high.

(If there is an opportunity, we will write an article listing Japanese players who moved to MLB)

In recent years, the career paths have diversified, with some players directly challenging Major League Baseball after high school graduation, or rising to top pros through university. However, Koshien remains a special origin for them, and the mental strength and unity cultivated through the grueling tournament become their greatest assets in their future professional careers. Spectators not only enjoy the immediate matches but also share the luxury of witnessing the early brilliance of future stars who might shake the world in a few years.

A Summer of Passion Blooming Every Year#

The 108th National High School Baseball Championship is a wonderful event where all the passions of players, coaches, families, and local communities are condensed, transcending mere sports wins and losses. The sight of defeated teams tearfully packing Koshien's black soil into bags, and the refreshing handshakes after fighting with all their might, deeply touch viewers' hearts. We look forward to all 49 representative schools gathering in Koshien in the summer of 2026 to play without injuries, and we send our gratitude and warm applause to all the ball players.

[Sources]

Written by: 黒兎