24
50%
Finish Rate
6
KO / TKO
6
Submissions
2008
Pro Debut
Biography
Shizuka Sugiyama (杉山 しずか, sugiyama shizuka), occasionally nicknamed Shiiyan (しぃやん) is an American-born Japanese female mixed martial artist. She previously fought in the MMA promotion Jewels and now competes for Deep.
How He Wins
KO / TKO6
Decision12
Submission6
Finish Rate
50%
12 of 24
wins by finish
wins by finish
Recent Form
W
W
W
W
W
L
W
W
L
W
Mixed Martial Arts33 Bouts
| Result | Opponent | Method | Rd | Event | Date |
|---|---|---|---|---|---|
| Win |  Ayane WadaH2H | Decision (unanimous) | R5 | Pancrase 361 | Mar 14, 2026 |
| Loss | Fumika WatanabeH2H | KO (punch) | R1 | Pancrase 352 | Mar 8, 2025 |
| Win | Honoka ShigetaH2H | Technical Submission (ninja choke) | R1 | Pancrase 346 | Jul 21, 2024 |
| Win | Emiko RaikaH2H | Decision (unanimous) | R3 | Pancrase 341 | Mar 31, 2024 |
| Loss | Rin NakaiH2H | Technical Submission (armbar) | R1 | Deep Jewels 37 | May 8, 2022 |
| Win | Mikiko ShimizuH2H | Decision (split) | R2 | Deep Jewels 36 | Mar 12, 2022 |
| Win | Aoi KuriyamaH2H | TKO (punches) | R1 | DEEP 100 Impact | Feb 21, 2021 |
| Win | Mika AraiH2H | Technical Submission (armbar) | R3 | Deep Jewels 29 | Jul 23, 2020 |
| Win | Asami NakaiH2H | Submission (armbar) | R2 | Deep Jewels 25 | Sep 1, 2019 |
| Win | Jeon Chan-mi | Decision (unanimous) | R3 | Double G FC 2 | Mar 30, 2019 |
| Loss | Kana WatanabeH2H | TKO (punch) | R1 | Rizin: Heisei's Last Yarennoka! | Dec 31, 2018 |
| Loss | Kana WatanabeH2H | Decision (unanimous) | R3 | Rizin World Grand Prix 2017: 2nd Round | Dec 29, 2017 |
| Win | Sachiko FujimoriH2H | Decision (unanimous) | R3 | Deep Jewels 20 | Aug 26, 2017 |
| Win | Satsuki KodamaH2H | Technical Submission (armbar) | R1 | Deep Jewels 17 | Aug 26, 2017 |
| Win | Yukinari Nabekawa | Decision (split) | R2 | Deep Jewels 15 | Feb 25, 2017 |
| Win | Emiko RaikaH2H | Technical Submission (armbar) | R1 | DEEP Dream Impact 2014: Omisoka Special | Dec 31, 2014 |
| Win | Yurika NakakuraH2H | Decision (unanimous) | R2 | Deep Jewels 6 | Nov 3, 2014 |
| Loss | Takayo HashiH2H | TKO (punches) | R3 | Deep Jewels 4 | Feb 16, 2014 |
| Win | Mizuho SatoH2H | TKO (doctor stoppage) | R1 | Deep Jewels 3 | Feb 16, 2014 |
| Draw | Kim Ji-yeon | Draw (majority) | R2 | Deep: Cage Impact 2013 | Nov 24, 2013 |
| Win | Chisa YonezawaH2H | TKO (punches) | R1 | DEEP Tokyo Impact: Lightweight GP 2013 Semifinal | Jul 20, 2013 |
| Win | Kim Sung-eun | TKO (punches) | R1 | Jewels 23rd Ring | Mar 30, 2013 |
| Win | Yurika Tanaka | TKO (punches) | R2 | Jewels 21st Ring | Sep 22, 2012 |
| Win | Megumi YabushitaH2H | Decision (split) | R2 | Jewels 20th Ring | Jul 21, 2012 |
| Loss | Erdenebilegiin Bolormaa | TKO (corner stoppage) | R2 | Jewels 11th Ring | Dec 17, 2010 |
| Loss | Miki MorifujiH2H | Decision (unanimous) | R2 | Jewels 7th Ring | Mar 19, 2010 |
| Win | Yukiko OzekiH2H | Decision (unanimous) | R2 | Jewels 6th Ring | Dec 11, 2009 |
| Loss | Alexandra Sanchez | Decision (unanimous) | R2 | Jewels 5th Ring | Sep 13, 2009 |
| Win | Hitomi SakamotoH2H | Decision (unanimous) | R2 | Shoot Boxing Girls Tournament 2009 | Aug 23, 2009 |
| Win | Mika HarigaiH2H | Decision (unanimous) | R2 | Jewels 4th Ring | Jul 11, 2009 |
| Win |  Celine HagaH2H | Decision (unanimous) | R2 | Jewels 3rd Ring | May 16, 2009 |
| Win | Shiho | TKO (knees to the body and punches) | R1 | Jewels 2nd Ring | Feb 4, 2009 |
| Win | Harumi | Submission (rear-naked choke) | R1 | Jewels 1st Ring | Nov 16, 2008 |
Related Fighters
Data sourced from public records for archival/research purposes.