# Satoko Shinashi

Satoko Shinashi (しなし さとこ, Shinashi Satoko, legal name 尻無 智子, born January 29, 1977) is a female Japanese mixed martial artist. She is a former DEEP Flyweight champion and former Smackgirl Flyweight champion. She is tied second for the most bouts among women and is considered as one of the pioneers of women's mixed martial arts.

## Background

Influenced by her father, Shinashi started training Judo at the age of 15, stopping the discipline after graduating from Nippon Sport Science University at 22. She then started competing in Sambo, in which she excelled in international competition.

## Mixed martial arts career

After a short amateur career, Shinashi turned pro in 2001.

### Smackgirl

Racking an undefeated record of 4–0–1 in her first five bouts, she entered Smackgirl 2002 Lightweight tournament in late 2002. She finished all three bouts and won the tournament title with the second-round submission of Hisae Watanabe.

### DEEP

After amassing three more wins in Smackgirl, Shinashi made her promotional debut in DEEP: 13th Impact in early January 2004 and would go on undefeated for ten more bouts, mostly in DEEP.

### Smackgirl Flyweight Champion

On November 29, 2005, Shinashi faced Naoko Omuro at Smackgirl: Lightweight Anniversary for the inaugural Smackgirl Flyweight Championship. She won the fight and the championship via unanimous decision.

### DEEP Lightweight title shot

After winning the Smackgirl title Shinashi returned to DEEP, submitting Shiho Yamato in the second round at DEEP: 24th Impact. With the win she earned the opportunity compete for the inaugural DEEP Women's Lightweight Championship in a rematch against Hisae Watanabe. She lost the bout via first-round knockout, which marked the first loss of her career.
After bouncing back with two wins, Shinashi defended her Smackgirl Flyweight Championship against Misaki Takimoto on March 11, 2007, with a split decision win.

### DEEP Flyweight Championship reign

With two more wins in both promotions, Shinashi entered a four-woman, one-night tournament at DEEP: 34th Impact that would crown the inaugural DEEP Flyweight Champion. She capture the title by first defeating Fukuko Hamada via unanimous decision and then submitting Sachiko Yamamoto in the first round of the final.
After capturing the title, Shinashi suffered her second loss against a professional wrestler Mai Ichii at DEEP: 35th Impact in a non-title bout before submitting Yukiko Seki at DEEP: 38th Impact on October 23, 2008.

### Return from hiatus

Having been on hiatus for six years, Shinashi returned to competition in late 2014. She racked nine finish victories with two defeats in DEEP and Road FC before being scheduled to defend her DEEP Flyweight title against Mizuki Oshiro at DEEP: 95 Impact on May 6, 2020. However, the event was cancelled due to the COVID-19 pandemic.

### Post-title reign

In August 2020, Shinashi vacated her title due to the pandemic's adverse effects on her training.
With more than three years removed from her previous bout, Shinashi faced Reina Kobayashi at DEEP: 112 Impact on February 11, 2023. She won her return via unanimous decision.
Shinashi faced Kyoka Minagawa on November 11, 2023 at DEEP: 113 Impact, winning the bout via unanimous decision.

## Personal life

Shinashi was married in September 2007 and gave birth to her first child, a son, on July 5, 2009.

## Championships and accomplishments

* DEEP
** DEEP Women's Flyweight Championship (one time; former)
* Smackgirl
** Smackgirl Flyweight Championship (one time; only)
*** One successful title defense

## Mixed martial arts record

Professional record breakdown :
| 46 matches | 40 wins | 4 losses |
| By knockout | 5 | 2 |
| By submission | 27 | 0 |
| By decision | 8 | 2 |
| Draws | 2 | 2 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
| Win | 40–4–2 | Kyoka Minagawa | Decision (unanimous) | Deep: 116 Impact | November 11, 2023 | 2 | 5:00 | Tokyo, Japan | |
| Win | 39–4–2 | Reina Kobayashi | Decision (unanimous) | Deep: 112 Impact | February 11, 2023 | 2 | 5:00 | Tokyo, Japan | |
| Loss | 38–4–2 | Mizuki Oshiro | TKO (punches) | Deep: 93 Impact | December 15, 2019 | 1 | 1:51 | Tokyo, Japan | |
| Win | 38–3–2 | Madoka Ishibashi | Submission (armbar) | Deep: 90 Impact | June 29, 2019 | 1 | 3:05 | Tokyo, Japan | |
| Win | 37–3–2 | Ye Jin Jung | TKO (punches) | Deep: 83 Impact | April 28, 2018 | 1 | 4:37 | Tokyo, Japan | |
| Win | 36–3–2 | Chiaki Ota | TKO (punches) | Deep: Cage Impact 2017 | July 15, 2017 | 1 | 1:36 | Tokyo, Japan | |
| Loss | 35–3–2 | Ye Ji Lee | Decision (unanimous) | Road FC 37 | March 11, 2017 | 3 | 5:00 | Seoul, South Korea | Catchweight (46.5kg) bout. |
| Win | 35–2–2 | Proof Date | TKO (punches) | Deep: 76 Impact | June 26, 2016 | 1 | 1:32 | Tokyo, Japan | |
| Win | 34–2–2 | Hee Da Choi | Submission (rear-naked choke) | Deep: 73 Impact | October 17, 2015 | 2 | 2:30 | Tokyo, Japan | |
| Win | 33–2–2 | Ye Ji Lee | TKO (punches) | ROAD FC 24 | July 25, 2015 | 2 | 4:53 | Tokyo, Japan | |
| Win | 32–2–2 | Emi Yamamoto | Technical Submission (armbar) | Deep: 71 Impact | February 28, 2015 | 1 | 1:36 | Tokyo, Japan | |
| Win | 31–2–2 | Rika Hamada | Technical Submission (armbar) | Deep: Dream Impact 2014: Omisoka Special | December 23, 2014 | 1 | 3:29 | Tokyo, Japan | |
| Win | 30–2–2 | Ye Jin Jung | TKO (punches) | Deep: 69 Impact | October 26, 2014 | 1 | 2:15 | Tokyo, Japan | |
| Win | 29–2–2 | Yukiko Seki | Submission (armbar) | Deep: 38 Impact | October 23, 2008 | 1 | 1:32 | Tokyo, Japan | |
| Loss | 28–2–2 | Mai Ichii | Decision (majority) | Deep: 35 Impact | May 19, 2008 | 2 | 5:00 | Tokyo, Japan | Non-title bout. Catchweight (121 lb) bout. |
| Win | 28–1–2 | Sachiko Yamamoto | Submission (armbar) | Deep: 34 Impact | February 22, 2008 | 1 | 3:58 | Tokyo, Japan | Won the inaugural Deep Women's Flyweight Championship. Later vacated the title. |
| Win | 27–1–2 | Fukuko Hamada | Decision (unanimous) | Deep: 34 Impact | February 22, 2008 | 2 | 5:00 | Tokyo, Japan | DEEP Women's Flyweight Championship tournament semifinal. |
| Win | 26–1–2 | Akemi Morihara | Submission (heel hook) | Smackgirl: Starting Over | December 26, 2007 | 1 | 4:17 | Tokyo, Japan | |
| Win | 25–1–2 | Sachiko Yamamoto | Submission (straight armbar) | Deep: 32 Impact | October 9, 2007 | 1 | 3:11 | Tokyo, Japan | |
| Win | 24–1–2 | Misaki Takimoto | Decision (split) | Smackgirl: Will The Queen Paint The Shinjuku Skies Red? | March 11, 2007 | 3 | 5:00 | Tokyo, Japan | Defended the Smackgirl Flyweight Championship. |
| Win | 23–1–2 | Tae Kyung Kim | Submission (armbar) | Deep: 27 Impact | December 20, 2006 | 1 | 4:16 | Tokyo, Japan | |
| Win | 22–1–2 | Yuka Okumura | Submission (armbar) | HEAT 2 | September 23, 2006 | 1 | 0:45 | Nagoya, Japan | |
| Loss | 21–1–2 | Hisae Watanabe | KO (punch) | Deep: 25 Impact | August 4, 2006 | 1 | 3:54 | Tokyo, Japan | For the inaugural Deep Women's Lightweight Championship. |
| Win | 21–0–2 | Shiho Yamato | Submission (armbar) | Deep: 24 Impact | April 11, 2006 | 2 | 2:20 | Tokyo, Japan | |
| Win | 20–0–2 | Naoko Omuro | Decision (unanimous) | Smackgirl: Lightweight Anniversary | November 29, 2005 | 3 | 5:00 | Tokyo, Japan | Won the inaugural Smackgirl Flyweight Championship. |
| Win | 19–0–2 | Noriko Okamoto | Submission (armbar) | Deep: 20th Impact | September 3, 2005 | 1 | 0:48 | Tokyo, Japan | |
| Win | 18–0–2 | Mari Kaneko | Decision (unanimous) | Deep: 19th Impact | July 8, 2005 | 2 | 5:00 | Tokyo, Japan | |
| Win | 17–0–2 | Pamela Vitz | Submission (armbar) | Shooto: 5/4 in Korakuen Hall | May 4, 2005 | 1 | 2:13 | Tokyo, Japan | |
| Draw | 16–0–2 | Mari Kaneko | Draw (unanimous) | Deep: 18th Impact | February 12, 2005 | 2 | 5:00 | Tokyo, Japan | |
| Win | 16–0–1 | Supannipa Chutipanyo | Submission (armbar) | Deep: 16th Impact | October 30, 2004 | 1 | 0:20 | Tokyo, Japan | |
| Win | 15–0–1 | Su Jeong Sim | Technical submission (armbar) | Deep: 15th Impact | July 3, 2004 | 1 | 2:50 | Tokyo, Japan | |
| Win | 14–0–1 | Nana Ichikawa | Submission (heel hook) | Love Impact 2 | June 6, 2004 | 1 | 0:45 | Tokyo, Japan | |
| Win | 13–0–1 | Yuki Furutachi | Submission (armbar) | Deep: clubDeep Fukuoka: Team Roken Festival | March 20, 2004 | 1 | 1:28 | Fukuoka, Japan | |
| Win | 12–0–1 | Kayo Nagayasu | Technical submission (armbar) | Love Impact 1 | February 8, 2004 | 1 | 3:17 | Tokyo, Japan | |
| Win | 11–0–1 | Naoko Omuro | Decision (unanimous) | Deep: 13th Impact | January 22, 2004 | 2 | 5:00 | Tokyo, Japan | |
| Win | 10–0–1 | Misaki Takimoto | Submission (armbar) | Smackgirl: Third Season 5 | July 6, 2003 | 1 | 2:03 | Tokyo, Japan | |
| Win | 9–0–1 | Caroline Hoeberchts | Submission (armbar) | Smackgirl: Third Season 3 | May 7, 2003 | 1 | 1:52 | Tokyo, Japan | |
| Win | 8–0–1 | Reiko Kawae | Submission (armbar) | Smackgirl: Third Season 2 | April 2, 2003 | 1 | 2:39 | Tokyo, Japan | |
| Win | 7–0–1 | Hisae Watanabe | Submission (heel hook) | Smackgirl: Japan Cup 2002 Grand Final | December 29, 2002 | 2 | 0:34 | Tokyo, Japan | Won the Smackgirl 2002 Japan Cup Lightweight tournament. |
| Win | 6–0–1 | Maiko Okada | Submission (heel hook) | Smackgirl: Japan Cup 2002 Episode 2 | November 9, 2002 | 2 | 2:28 | Tokyo, Japan | |
| Win | 5–0–1 | Miki Katagiri | Submission (armbar) | Smackgirl: Japan Cup 2002 Opening Round | October 5, 2002 | 1 | 2:35 | Tokyo, Japan | |
| Win | 4–0–1 | Kinuyo Yoshizumi | Decision (unanimous) | Smackgirl: Summer Gate 2002 | August 4, 2002 | 3 | 5:00 | Tokyo, Japan | |
| Draw | 3–0–1 | Kinuyo Yoshizumi | Draw | Shoot Boxing: S-Cup 2002 | July 7, 2002 | 3 | 5:00 | Yokohama, Japan | |
| Win | 3–0–0 | Aiko Koike | Submission (armbar) | Smackgirl: Royal Smack 2002 | April 7, 2002 | 1 | 1:01 | Tokyo, Japan | |
| Win | 2–0–0 | Misaki Takimoto | Submission (armbar) | Smackgirl: God Bless You | March 2, 2002 | 1 | 4:32 | Tokyo, Japan | |
| Win | 1–0–0 | Aya Koyama | Submission (armbar) | AX – Vol. 2: We Want To Shine | December 26, 2001 | 1 | 2:29 | Tokyo, Japan | |
* ↑ The weight limit for the tournament was 50kg (110lb).
* 1 2 3 In Smackgirl, Flyweight division was up to 48kg (105lb), which is in modern day mixed martial arts known as the Atomweight division.
* 1 2 3 In DEEP, Flyweight division was up to 44kg (97lb).