| Seina | |
| Native Name Lang: | ja |
| Nationality: | Japanese |
| Birth Date: | November 16, 2001 |
| Birth Place: | Higashiōsaka, Japan |
| Weight Kg: | 52 |
| Style: | Kickboxing |
| Stance: | Orthodox |
| Team: | Sakigake Jyuku |
| Years Active: | 2017 - present |
| Kickbox Win: | 13 |
| Kickbox Kowin: | 2 |
| Kickbox Loss: | 5 |
| Kickbox Koloss: | 0 |
| Kickbox Draw: | 2 |
is a Japanese professional kickboxer. She is the current RISE Women's Bantam weight champion.
As of February 2024, she is ranked as the tenth best women's bantamweight kickboxer in the world by Beyond Kickboxing.[1] [2]
On April 23, 2023, it was announced that a RISE Women's bantamweight tournament would be held to crown the inaugural champion.[3]
Seina faced Yura Kamiya at RISE 168 on May 28, 2023. She won the semifinal bout by unanimous decision.[4]
Seina faced Yuka Murakami in the tournament final, which was scheduled as the main event of RISE 170 on July 30, 2023. She won the fight by unanimous decision.[5]
Seina faced Tessa de Kom at RISE WORLD SERIES 2023 Final Round on December 16, 2023. She won the fight by unanimous decision.[6]
|- style="text-align:center; background:#cfc"| 2023-12-16|| Win ||align=left|
Tessa de Kom || RISE World Series 2023 - Final Round || Tokyo, Japan || Decision (Unanimous) || 3|| 3:00
|- style="text-align:center; background:#cfc"| 2023-07-30|| Win ||align=left|
Yuka Murakami || RISE 170 || Tokyo, Japan || Decision (Unanimous) || 5|| 3:00|-! style=background:white colspan=9 ||-|- style="text-align:center; background:#cfc"| 2023-05-28|| Win ||align=left| Yura Kamiya || RISE 168 || Tokyo, Japan || Decision (Unanimous) || 3|| 3:00
|- style="text-align:center; background:#fbb"| 2022-10-30|| Loss ||align=left| Yuka Murakami || RISE 162 || Tokyo, Japan || Decision (Unanimous) || 3|| 3:00
|- style="text-align:center; background:#cfc"| 2022-03-27|| Win ||align=left| RINA || BOMBERS 002 || Tokyo, Japan || Decision (Unanimous) || 5|| 2:00
|- style="background:#fbb"| 2022-02-12|| Loss ||align=left| KOKOZ || RISE EVOL 10＆RISE GIRLS POWER 6 || Tokyo, Japan || Ext.R Decision (Unanimous) || 4||3:00
|- style="text-align:center; background:#cfc"| 2021-10-17 || Win ||align=left| Suzuka Tabuchi || Hoost Cup Kings Kyoto 8 || Kyoto, Japan || Decision (Unanimous) || 3|| 3:00
|- style="background:#fbb;"| 2021-05-23 || Loss ||align=left| YAYA || RISE 149 || Tokyo, Japan || Decision (Unanimous) || 3|| 3:00
|- style="background:#c5d2ea;"| 2021-01-31|| Draw ||align=left| Imari || DEEP☆KICK Minerva Osaka Tournament || Izumiōtsu, Japan || Decision (Split) || 5 ||3:00
|- style="text-align:center; background:#fbb"| 2020-09-20 || Loss ||style="text-align:left"| Madoka Jinnai || RISE GIRLS POWER 3 || Tokyo, Japan || Decision (Unanimous) || 3|| 3:00
|- style="text-align:center; background:#cfc"| 2020-02-09|| Win ||style="text-align:left"| Iori Miyagawa || DEEP☆KICK 42 || Osaka, Japan || Decision (Unanimous) || 3|| 3:00
|- style="text-align:center; background:#cfc"| 2019-12-22|| Win ||style="text-align:left"| Kurumi || DEEP JEWELS 27 || Osaka, Japan || TKO (Body Kicks) || 1 || 1:19
|- style="text-align:center; background:#cfc"| 2019-11-08|| Win ||style="text-align:left"| Maki Goto || RISE GIRLS POWER || Tokyo, Japan || Decision (Majority) || 3 || 3:00
|- style="text-align:center; background:#cfc"| 2019-09-15|| Win ||style="text-align:left"| Masami || DEEP☆KICK 40 || Izumiōtsu, Japan || Decision (Unanimous) || 3 || 2:00
|- style="text-align:center; background:#cfc"| 2019-06-19|| Win ||style="text-align:left"| Kaede Hoshino || Minerva Ladies Tournament || Osaka, Japan || TKO (Two Knockdown Rule) || 1||1:43
|- style="text-align:center; background:#cfc"| 2019-02-24|| Win ||style="text-align:left"| Emi NFC || NJKF 2019 west 1st || Osaka, Japan || Decision (Unanimous) || 3||2:00
|- style="text-align:center; background:#fbb"| 2018-12-16|| Loss ||style="text-align:left"| Miki Kitamura || NJKF 2018 west 4th || Osaka, Japan || Decision (Unanimous) || 3||3:00
|- style="text-align:center; background:#c5d2ea"| 2018-08-19|| Draw ||style="text-align:left"| Tsubasa || NJKF WEST Young Fight 4th || Osaka, Japan || Decision (Majority) || 3||2:00
|- style="text-align:center; background:#cfc"| 2018-04-29|| Win ||style="text-align:left"| Hitomi Nagai || NKB Fighting Spirit Series Young Fight Z-1 Carnival || Osaka, Japan || Decision (Majority) || 3||3:00
|- style="text-align:center; background:#cfc"| 2017-12-17|| Win ||style="text-align:left"| Megumi || DEEP☆KICK 34 || Osaka, Japan || Decision (Unanimous) || 3||2:00|-| colspan=9 | Legend: