Ultimate Fighting Calendar
Koki Adachi
Fighter

Koki Adachi

4-0-0JapanJapanLast 5
Amateur MMA 1-0
NEXT FIGHT

No upcoming fight scheduled.

CAREER SUMMARY

Koki Adachi holds a professional MMA record of 4-0-0. Their full professional MMA career spans 4 bouts on record. Koki Adachi has won 4 fights: 1 by KO/TKO, 2 by submission, 1 by decision. Most recent fight: March 6, 2026. Tracked organizations: ONE.

Profile

Height
5'8"173 cm
Weight
135 lbs61 kg
DOB
2005-09-30
Age
20
Team
M3A FIT
Nationality
Japan
Birthplace
Tawaramoto, Nara, Japan

Career history

  1. WIN
    vs Jason Seddoh
    ONEONE Friday Fights 145· Mar 6, 2026· Flyweight· 3-0 vs 1-0
    SD
    R3
  2. WIN
    vs Kaito Nozawa
    Grachan 79 × HELIOS II· Dec 20, 2025· Bantamweight· 2-0 vs 2-0
    SUB
    R1 · 2:21
  3. WIN
    vs Seiya
    Grachan 77· Sep 13, 2025· Bantamweight· 1-0 vs 1-3-1
    SUB
    R1 · 3:24
  4. WIN
    vs Kunimitsu Uchiyama
    Grachan 71· Sep 15, 2024· Bantamweight· 0-0 vs 0-0
    TKO
    R1 · 4:12

Career history data via Tapology.

UFCalendar Power Index rating

Current
1625▲16
Peak
1625Mar 6, 2026
Rated fights
4
15001550160020252026Sep 15, 2024 · 1541Sep 13, 2025 · 1569Dec 20, 2025 · 1609Mar 6, 2026 · 16251625

See the full Power Index →

Frequently asked questions

When does Koki Adachi fight next?

Koki Adachi has no confirmed upcoming fight.

What is Koki Adachi's record?

Koki Adachi's professional MMA record is 4-0-0.

Who is Koki Adachi fighting next?

Koki Adachi's next opponent has not been announced.

Who did Koki Adachi fight last?

Koki Adachi most recently fought Jason Seddoh at ONE Friday Fights 145 on Friday, March 6, 2026, WIN (Split Decision).

What weight class does Koki Adachi fight in?

Koki Adachi fights at Flyweight.

How many knockouts does Koki Adachi have?

Koki Adachi has 1 win by KO/TKO and 2 wins by submission.

How tall is Koki Adachi?

Koki Adachi is 5'8" (173 cm) tall.

How much does Koki Adachi weigh?

Koki Adachi weighs 135 lbs (61 kg).

How old is Koki Adachi?

Koki Adachi is 20 years old (born Sep 30, 2005).

Where is Koki Adachi from?

Koki Adachi is from Japan.