- Promotion: ONE Championship
- Title: “ONE: Grit and Glory”
- Venue: Jakarta Convention Center, Jakarta, Indonesia
- Date: May 12, 2018
PRELIMINARY CARD
- Doan Birawa (Indonesia) vs Riski “Kong” Umar (Indonesia)
- DIVISION: Strawweight
- WINNER: RISKI UMAR
- METHOD: Submission via Rear-Naked Choke
- TIME AND ROUND: 1:22 of Round 2
- REFEREE: Yuji Shimada
- Elipitua Siregar (Indonesia) vs Dodi Mardian (Indonesia)
- DIVISION: Flyweight
- WINNER: ELIPITUA SIREGAR
- METHOD: Submission via Rear-Naked Choke
- TIME AND ROUND: 3:59 of Round 1
- REFEREE: Yuji Shimada
- Radeem Rahman (Singapore) vs Tang De Pan (China)
- DIVISION: Bantamweight
- WINNER: RADEEM RAHMAN
- METHOD: Submission via Rear-Naked Choke
- TIME AND ROUND: 1:19 of Round 1
- REFEREE: Yuji Shimada
- Ognjen Topic (Serbia) vs Stergos Mikkios (Greece)
- DIVISION: ONE Super Series- Muay Thai (Bantamweight)
- WINNER: OGNJEN TOPIC
- METHOD: Unanimous Decision
- ROUNDS: 3
- REFEREE: Olivier Coste
MAIN CARD
- Eric Kelly (Philippines) vs Tetsuya Yamada (Japan)
- DIVISION: Catchweight (72 kg)
- WINNER: TETSUYA YAMADA
- METHOD: Submission via Rear-Naked Choke
- TIME AND ROUND: Round 1
- REFEREE: Olivier Coste
- Victorio Senduk (Indonesia) vs Sor Rey (Cambodia)
- DIVISION: Featherweight
- WINNER: VICTORIO SENDUK
- METHOD: Unanimous Decision
- ROUNDS: 3
- REFEREE: Yuji Shimada
- Priscilla Hertati Lumban Gaol (Indonesia) vs Rome “The Rebel” Trinidad (Philippines)
- DIVISION: Women’s Atomweight
- WINNER: PRISCILLA HERTATI LUMBAN GAOL
- METHOD: Submission via Guillotine Choke
- TIME AND ROUND: 2:27 of Round 1
- REFEREE: Olivier Coste
- Sergej Maslobojev (Lithuania) vs Antonio Plazibat (Croatia)
- DIVISION: ONE Super Series – Kickboxing (95 kg)
- WINNER: SERGEJ MASLOBOJEV
- METHOD: Unanimous Decision
- ROUNDS: 3
- REFEREE: Yuji Shimada
- Vitaly Bigdash (Russia) vs Leandro “Leo” Ataides (Brazil)
- DIVISION: Middleweight
- WINNER: LEANDRO ATAIDES
- METHOD: Technical Knockout via Strikes
- TIME AND ROUND: 2:41 of Round 3
- REFEREE: Olivier Coste
CO-MAIN EVENT
- Stefer Rahardian (Indonesia) vs Himanshu Kaushik (India)
- DIVISION: Strawweight
- WINNER: STEFER RAHARDIAN
- METHOD: Submission via Rear-Naked Choke
- TIME AND ROUND: 2:21 of Round 1
- REFEREE: Yuji Shimada
MAIN EVENT
- Alex Silva (Brazil) vs Yoshitaka Naito (Japan)
- DIVISION: ONE Strawweight World Championship
- WINNER: YOSHITAKA NAITO
- METHOD: Split Decision
- ROUNDS: 5
- REFEREE: Olivier Coste
