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東京大賞典2025予想｜王者ミッキーファイトか地方の雄ディクテオンか？有力馬の血統も分析

December 29, 2025

The Tokyo Daishoten (GI), marking the grand finale of the 2025 dirt racing season, is set to electrify Ohi Racecourse on December 29th. This prestigious event will gather an elite field of contenders, including JRA’s powerhouse Mickey Fight, local racing icon Dicteon, and the promising 3-year-old Natural Rise. We provide an in-depth analysis of the race’s key factors, delving into course suitability for Ohi’s 2000m track, recent form, and noteworthy bloodline backgrounds to uncover the ultimate prediction.

目次

1. Article Highlights

2. Table of Contents

3. Tokyo Daishoten 2025: Course Suitability and Race Development

4. Contender Analysis

   1. Mickey Fight — The Aura of a Champion
   2. Dicteon — Local Hero, Ready to Roar
   3. Natural Rise — Flagbearer for a New Generation

5. Bloodline Analysis: Signs of a Breakthrough Performance

6. Summary

7. 関連ガイド

Article Highlights

• The 2025 Tokyo Daishoten, deciding the year’s dirt champion, will be held on December 29th over 2000m at Ohi Racecourse.
• Top-tier performer Mickey Fight is in prime condition to seize a GI title in the absence of his formidable rival.
• Local hero Dicteon prepares to defend his home turf at Ohi against strong contenders from JRA.
• 3-year-old Natural Rise, fresh off a second-place finish, aims to usher in a new generation of champions.
• Several horses boast impressive pedigrees, including Ho O Roulette, brother to the legendary Omega Perfume.

Table of Contents

1. Tokyo Daishoten 2025: Course Suitability and Race Development

2. Contender Analysis

   1. Mickey Fight
   2. Dicteon
   3. Natural Rise

3. Bloodline Analysis: Signs of a Breakthrough Performance

4. Summary

Tokyo Daishoten 2025: Course Suitability and Race Development

The Tokyo Daishoten at Ohi Racecourse, run over 2000m on the right-handed outer track, is a demanding test that emphasizes stamina and sustained power due to its long straight. This unforgiving course truly challenges and reveals a horse’s genuine ability.

Analyzing this year’s lineup, the field boasts strong front-running and stalking types, including formidable contenders like Natural Rise, Narukami, and Mickey Fight. Simultaneously, talented closers such as Dicteon, King’s Sword, and Outrange are poised to strike from behind, meticulously eyeing their opportunity. Consequently, strategic pace management and the timing of the final charge will be critical factors determining the winner of this thrilling contest.

Contender Analysis

Mickey Fight — The Aura of a Champion

Mickey Fight stands as the horse who came closest to challenging the reigning world champion, Forever Young, on Japanese soil. With his formidable rival absent, this race is a must-win for him. His recent training has been flawless, highlighted by a final workout at Miho Wood on December 25th, where he clocked 6F 81.3 – 3F 36.8 – 1F 11.5, matching an open-class stablemate, Salezio. The stable confidently reports him “in perfect condition” and “without any concerns,” setting a clear path towards claiming his first GI title.

Dicteon — Local Hero, Ready to Roar

This 7-year-old local champion is enjoying a career resurgence, having triumphed in the Korea Cup (GIII) in September of this year. While he finished 4th in the Teio Sho, that performance came after a long layoff, suggesting he wasn’t at his sharpest. This time, returning to his home track at Ohi, Dicteon demonstrated powerful strides in his December 24th workout at Kobayashi’s outer course, recording 5F 62.7 – 3F 36.3. He is highly anticipated to lead the local charge against the JRA powerhouses.

Natural Rise — Flagbearer for a New Generation

A standout talent from the 3-year-old generation. While his Triple Crown aspirations ended, Natural Rise showcased immense potential by securing a strong second place from a disadvantageous wide draw in the previous Japan Dirt Derby (Jpn1). With the Tokyo Daishoten as his primary target, he impressed with a speedy workout at Miho Wood on December 25th, covering 5F 52.3 – 1F 11.7. His tendency to lean right has been actively addressed through revised training methods, making him a dark horse with significant upset potential.

Bloodline Analysis: Signs of a Breakthrough Performance

On a demanding stage like Ohi’s 2000m, pedigree plays a crucial role. Here, we examine the bloodlines of key contenders:

• Mickey Fight
  Sire: Duramente
  Dam’s Sire: Special Week
  Dam: Special Groove
  This pedigree combines power and stamina, offering strong prospects for deep reserves in a major championship race.
• Natural Rise
  Sire: Kizuna
  Dam’s Sire: Distorted Humor
  Dam: Lady Madonna
  Kizuna progeny are known for their sustained late speed, a trait perfectly suited for Ohi’s expansive outer course.
• Dicteon
  Sire: King Kamehameha
  Dam’s Sire: King Halo
  Dam: Meidia
  His dam, Meidia, was a distinguished mare who excelled in dirt graded races. Dicteon’s strong dirt aptitude is clearly evident through his bloodline.
• King’s Sword
  Sire: Sinister Minister
  Dam’s Sire: King Halo
  Dam: King’s Berry
  Sinister Minister progeny are a dominant force in dirt racing. With a Teio Sho victory under his belt, King’s Sword possesses exceptional course compatibility.
• Ho O Roulette
  Sire: Roses in May
  Dam’s Sire: Gold Allure
  Dam: Omega Fragrance
  As the brother to Omega Perfume, a four-time winner of the Tokyo Daishoten, he is quite literally bred for this race — a true “Tokyo Daishoten bloodline.”

Summary

The 2025 Tokyo Daishoten promises to be a captivating spectacle. While the highly accomplished Mickey Fight appears to be the horse to beat, a formidable lineup of challengers — including local favorite Dicteon, the rapidly improving 3-year-old Natural Rise, and the pedigree-rich Ho O Roulette — ensures an electrifying contest. All eyes will be on Ohi Racecourse this December to witness the dramatic conclusion of the dirt racing season!

Visit the netkeiba.com Prediction Page

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ヤナシ社長(旧：生成系競馬予想)

データ関連企業の社長であり、学生時代にはアルゴリズムコンテストで世界3位に入賞したAI技術者。20年以上にわたり統計解析を競馬予想に応用してきた競馬予測家でもあります。生成系AIを駆使した客観的で革新的な競馬予想を提供し、「生成AI競走馬評価」などのコンテンツを通じて、競馬をより深く楽しめるようサポートしています。

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