Ikuma Hoshino

is a retired Japanese female mixed martial arts (MMA) fighter and judoka. Her real name is . Her nicknames are and .

She participated in MMA promotions ReMix, Smackgirl, Shooto and Ax.

Background Hoshino was born on in Wakayama Prefecture, Japan. She began training in judo while in senior high school and got in the best four in the Kinki senior high school tournament. defeating four-time national judo champion, 1993 and 1998 silver medallist and three-time World Cup winner, Russian Tatyana Kuvshinova via KO.

Hoshino got another KO victory against Akemi Torisu, whom she defeated on at Smackgirl: Starting Over.

At Smackgirl: Fighting Chance on , Hoshino defeated Mika Harigai with a guillotine choke submission.

Hoshino got her second victory via guillotine choke against Mari Kaneko on at Smackgirl: Indeed.

Continuing her undefeated streak, Hoshino defeated Mako Ito by submission (straight armbar) on at Smackgirl 4: Burning Night.

Hoshino's first and only unanimous decision win came on at Ax Vol. 1: we do the justice, where she defeated women's MMA pioneer Yuuki Kondo.

On , Hoshino was defeated for the first and only time by then debutant Yuka Tsuji via armbar submission at Ax Vol. 2: we want to shine, an upset at the time, when Hoshino was the most accomplished female Japanese MMA fighter.

Hoshino rebounded with a TKO victory over Yoshiko Onoue on at Shooto Gig East Vol. 8.

Hoshino submitted Hiromi Oka with a scarf hold armlock on at Ax Vol. 3.

At Ax Vol. 5, Hoshino won against Tomomi Sunaba when Sunaba illegally kicked Hoshino in the face while she was on the ground, getting disqualified for that action on .

On , Sunaba drew with Dutch fighter Audrey Kruyning at Shooto - 2/23 in Korakuen Hall. After the bout she declared that she wanted to return with her family in Wakayama and to take a rest from professional activities for a while. She has not fought since then.

Mixed martial arts record Draw

Audrey Kruyning Draw (0-1) Shooto - 2/23 in Korakuen Hall

Bunkyo, Tokyo, Japan Win

Tomomi Sunaba DQ (kicking a downed opponent) Ax Vol. 5

Bunkyo, Tokyo, Japan Win

Hiromi Oka Submission (scarf hold armlock) Ax Vol. 3

Bunkyo, Tokyo, Japan Win

Yoshiko Onoue TKO (corner stoppage) Shooto: Gig East 8

Setagaya, Tokyo, Japan Loss

Yuka Tsuji Submission (armbar) Ax Vol. 2: we want to shine

Minato, Tokyo, Japan Win

Yuuki Kondo Decision (3-0) Ax Vol. 1: we do the justice

Setagaya, Tokyo, Japan Win

Mako Ito Submission (straight armbar) Smackgirl 4: Burning Night

Shibuya, Tokyo, Japan Win

Mari Kaneko Submission (guillotine choke) Smackgirl: Indeed

Shibuya, Tokyo, Japan Win

Mika Harigai Submission (guillotine choke) Smackgirl: Fighting Chance

Shibuya, Tokyo, Japan Win

Akemi Torisu KO (knee) Smackgirl: Starting Over

Shibuya, Tokyo, Japan Win

Tatyana Kuvshinova KO (punch) ReMix Golden Gate 2001

Shibuya, Tokyo, Japan