Tatsuya Saika

1. WIN
   vs Daigo Kuramoto

   RIZIN 55· Nov 8, 2026· Lightweight· 15-8 vs 8-4
   KO

   R1 · 1:38
2. LOSS
   vs Sho Patrick Usami

   RIZIN 53· May 10, 2026· Lightweight· 14-8 vs 9-5
   KO

   R1 · 1:38
3. LOSS
   vs Rafael Barbosa

   Pancrase 361· Mar 14, 2026· Lightweight· 14-7 vs 17-5
   TKO

   R2 · 4:41
4. WIN
   vs Noah Bey

   RIZIN Shiwasu no Cho Tsuwamono Matsuri· Dec 31, 2025· 161 lb Catchweight· 14-6 vs 5-4
   KO

   R2 · 0:32
5. LOSS
   vs Nurkhan Zhumagazy

   RIZIN LANDMARK 12 in KOBE· Nov 3, 2025· Lightweight· 13-6 vs 10-1
   SUB

   R1 · 1:00
6. WIN
   vs Tenya Yoshimura×2Title bout · Title win #2

   Pancrase 353· Apr 26, 2025· Lightweight· 13-5 vs 4-2
   TKO

   R3 · 0:54
7. WIN
   vs Takasuke Kume×1Title bout · Title win #1

   Pancrase 347· Sep 29, 2024· Lightweight· 12-5 vs 26-9-3
   TKO

   R2 · 0:27
8. LOSS
   vs Won Bin Ki

   Road to UFC· May 19, 2024· Lightweight· 11-5 vs 18-9
   TKO

   R2 · 0:51
9. WIN
   vs Akira Okada

   Pancrase 341· Mar 31, 2024· Lightweight· 11-4 vs 19-11-4
   TKO

   R1 · 1:42
10. WIN
    vs Yusuke Kasuya

    Pancrase 340· Dec 24, 2023· Lightweight· 10-4 vs 14-8-2
    UD
11. LOSS
    vs Ali Abdulkhalikov

    RIZIN LANDMARK 5· Apr 29, 2023· Lightweight· 9-4 vs 12-2
    KO

    R1 · 3:30
12. WIN
    vs Shyudi Yamauchi

    Pancrase 330· Dec 25, 2022· Lightweight· 9-3 vs 20-11
    TKO

    R1 · 4:49
13. WIN
    vs Takashi Matsuoka

    Pancrase 329· Sep 11, 2022· Lightweight· 8-3 vs 15-12-1
    TKO

    R1 · 1:36
14. LOSS
    vs Kimihiro Eto

    RIZIN Trigger 3rd· Apr 16, 2022· Lightweight· 7-3 vs 19-6-2
    TKO

    R2 · 4:12
15. LOSS
    vs Takasuke Kume

    Pancrase 325· Dec 11, 2021· Lightweight· 7-2 vs 25-7-3
    SUB

    R2 · 2:28
16. WIN
    vs Genpei Hayashi

    Pancrase 318· Sep 27, 2020· Lightweight· 7-1 vs 10-9-1
    TKO

    R1 · 1:55
17. WIN
    vs Tom Santos

    Pancrase 308· Sep 29, 2019· Lightweight· 6-1 vs 11-10
    TKO

    R1 · 4:17
18. WIN
    vs Yutaka Kobayashi

    Pancrase 307· Jul 21, 2019· Lightweight· 5-1 vs 11-19-4
    TKO

    R1 · 1:34
19. WIN
    vs Young Uk Woo

    Fighting NEXUS vol.15· Dec 16, 2018· Lightweight· 4-1 vs 0-2
    TKO

    R1 · 0:25
20. WIN
    vs Shuya Arimura

    Fighting NEXUS vol.14· Aug 11, 2018· Lightweight· 3-1 vs 11-10-2
    TKO

    R1 · 0:13
21. LOSS
    vs Sung Kwon Kim

    Fighting NEXUS vol. 13· May 6, 2018· Lightweight· 2-1 vs 3-2
    TKO

    R1 · 0:14
22. WIN
    vs Yukihiro Mano

    Fighting NEXUS vol. 11· Dec 3, 2017· Lightweight· 2-0 vs 1-8
    TKO

    R1 · 2:10
23. WIN
    vs Takaya Tsukuda

    Fighting NEXUS vol. 10· Aug 20, 2017· Lightweight· 1-0 vs 2-7
    TKO

    R1 · 2:22

Title bout· ×N = title win number N in that promotion