) is a Japanese women's professional shogi player ranked 6-dan. She is the current holder of the , , , and titles. she is also the career leader in women's professional shogi major titles.
Satomi is also the first female to have been promoted to Japan Shogi Association's rank of apprentice professional of 3-dan and is also the first women's professional to apply for and be allowed to take the Japan Shogi Association's Professional Admission Test.
Early life, amateur shogi, apprentice women's shogi professional Satomi was born in Izumo, Shimane on March 2, 1992. In 2003, she represented Shimane Prefecture in the 28th as a fifth-grade elementary school student, and advanced to the semifinals before losing to future shogi professional Takuya Nishida.
Later in 2003, Satomi entered the Japan Shogi Association's Women's Professional Apprentice League under the guidance of shogi professional . She was awarded the rank of women's professional 2-kyū in October 2004.
Women's shogi professional In September 2008, Satomi defeated Tomomi Kai to in the final of the challenger tournament to advance to the best-of-three title match against Ichiyo Shimizu. Satomi's victory over Kai also meant that she satisfied the criteria for promotion to women's professional 2-dan. Satomi went on to defeat Shimizu 2 games to none to win her first major title. Satomi successfully defended her title from 2009 (17th Kurashiki Tōka Cup) until 2012 (20th Kurashiki Tōka Cup). Satomi's victory in 2012 qualified her for the lifetime title of "Queen Kurashiki Toka", thus making her at 20 years old the youngest women's professional to ever qualify for a lifetime title. Satomi lost to Kai 2 games to 1 in the final of the 21st Kurashiki Tōka Cup in November 2013, but recaptured the title from Kai in November 2015 by the score of 2 games to none in the 23rd Kurashiki Tōka Cup. She successfully defended her title in both 2016 (24th Kurashiki Tōka Cup) and 2017 (25th Kurashiki Tōka Cup).
In June 2018, Satomi lost her title to challenger Mana Watanabe 3 games to 1 in the 29th Women's Ōi title match. The two met again the following year in the 30th Women's Ōi title match (MayJune 2019), and Satomi regained her title 3 games to 1. The victory was Satomi's fifth Women's Ōi title overall, which not only returned her to status, but also earned her the lifetime title "Queen Ōi".
In February 2019, Satomi defended her Women's Meijin title against Sae Itō, winning the 45th Women's Meijin match 3 games to 1. Satomi's win was the tenth consecutive time she's won the Meijin title, which tied the record for consecutive wins of a women's title set by Naoko Hayashiba in 1991.
Satomi earned the right to challenge Tomoka Nishiyama for the 12th Women's title in AprilMay 2019, but Nishiyama defended her title 3 games to 1.
In September 2019, Satomi defeated Kai 3 games to none to win the inaugural . The win made Satomi the first 6-crown title holder in women's professional shogi. Satomi, however, was only able to retain her 6-crown status for about two months and dropped back down to 5-crown status after losing the 41st Women's Ōshō title to Nishiyama 2 games to 1.
In November 2019, Satomi defended her Kurashiki Tōka title by defeating Itō 2 games to 1 in the 27th Kurashiki Tōka title match.
In OctoberDecember 2019, Satomi defended her Women's Ōza title against Nishiyama, the third time in six months the two met in a major title match. Satomi lost the 9th Women's Ōza match 3 games to 1 to drop back to a 4-crown title holder status.
Satomi won the Women's Meijin title for the eleventh consecutive time when she defeated Yuki Taniguchi 3 games to none to win the 46th Women's Meijin match. The victory also gave Satomi sole possession of the record for the most consecutive wins of a women's major title.
In June 2020, Satomi successfully defended her Women's Ōi crown by defeating Momoko Katō 3 games to none.
In JulyAugust 2020, Satomi defeated Hatsumi Ueda 3 games to 2 to win the 2nd Seirei title match. Satomi won the first two games, lost the next two, but came back to win the final game of the match and defend her title.
In November 2020, Satomi successfully defended her Kurashiki Tōka title by defeating Hiroe Nakai 2 games to none to win the 28th Kurashiki Tōka title.
Satomi defended her Women's Meijin title for the twelfth consecutive time when she defeated Momoko Katō 3 games to none to win the 47th Women's Meijin title match in JanuaryFebruary 2021. The victory gave Satomi her 43rd women's major title overall which tied her with Ichiyo Shimizu for the most ever.
Satomi successfully defended her Women's Ōi crown in June 2021 by defeating Kotomi Yamane 3 games to none to win the 32nd Women's Ōi title match. The victory was Satomi's 44th major title and made her the all-time Women's professional shogi major title leader. She returned to 5-crown status in November 2021 after defeating 2 games to 1 to win the 43rd Women's Ōshō title. Later that same month, however, she was unable to defend her Seirei title against and lost the 3rd Seirei title match (SeptemberNovember 2021) 3 games to 2. Satomi and Katō also faced each other in the best-of-three 29th Kurashiki Tōka Cup title match (November 2021) with Satomi winning 2 games to 1 for her twelfth Kurashiki Tōka Cup title overall. A few weeks later, Satomi returned to 5-crown status after defeating Nishiyama in the 11th Ōza title match (OctoberDecember 2021) 3 games to none. The win was Satomi's fifth Ōza title overall which qualified her for the "Queen Ōza" title.
In February 2022, Satomi lost the 47th Women's Meijin title (JanuaryFebruary 2022) to 3 games to 1. It was the first time since 2009 that she was unable to successfully defend her Women's Meiiin title.
Satomi successfully defended her Women's Ōi title in June 2022 by defeating 3 games to 1 to win the 33rd Women's Ōi title match (AprilJune 2022). In AprilJune 2022, she also challenged Nishiyama for the latter's Jo-Ō in the 15th Mynavi Women's Open title match, but Nishiyama won the match 3 games to 2 to defend her title. Satomi, however, did recapture the Seirei title by defeating in the 4th Seirei Title Match (JulyAugust 2022) 3 games to none to return to 5-crown status.
On October 21, 2022, Satomi returned to 6-crown status after defeating in the best-of-seven 2nd title match (AugustOctober 2022) 4 games to 3. The win was Satomi's 50th major title overall. Satomi's return to 6-crown status, however, was short-lived after she lost the 34th Women's Ōshō title match (October 2022) a week later to Nishiyama 3 games to 2. Satomi and Nishiyama faced each other yet again in a major title match a few days later with Nishiyama challenging Satomi for her Kurashiki Tōka Cup title. This time, Satomi was able to successfully defend her title by winning the 30th Kurashiki Tōka Cup title match (November 2022) 2 games to none. A few weeks later on December 23, 2022, Satomi successfully defended her Women's Ōza title by defeating 3 games to 2 in the 12th Women's Ōza title match (OctoberDecember 2022).
In June 2023, Satomi defended her Women's Ōi when she defeated 3 games to 1 in the 34th Women's Ōi title match (AprilJune 2023). Satomi then successfully defended her Seirei title by defeating in the 5th Seirei title match (JulyAugust 2023) 3 games to 1. Satomi, however, was unable to defend her Hakurei title and dropped back down to 4-crown status after losing the 3rd Hakurei title match (SeptemberOctober 2023) to 4 games to 3. Satomi faced in a major title match for the third time in 2023 and defended her Kurashiki Tōka Cup title by winning the 31st Kurashiki Tōka Cup title match (November 2023) 2 games to none. The following month, Satomi successfully defended her Women's Ōza title by defeating 3 games to 1 in the 13th Women's Ōza title match. The victory gave Satomi her third consecutive and seventh overall Women's Ōza title.
In February 2024, Fukuma recaptured the Women's Meijin title by defeating reigning title holder 3 games to 1 to win the 50th Women's Meijin match (JanuaryFebruary 2024). The victory gave Fukuma her 13th Women's Meijin title overall, and her first since playing under her married name.
In May 2024, Fukuma successfully defended her Women's Ōi title by defeating challenger 3 games to 0 in the 35th Women's Ōi Title Match (AprilMay 2024); it was Fukuma's sixth consecutive Women's Ōi title. Fukuma and Katō met again a few months later in the 6th Seirei title match (JulyAugust 2024), but Fukuma won the match 3 games to 1. The victory was Fukuma's 5th Seirei title overall which qualified her for the "Queen Seirei" title.
In SeptemberOctober 2024, Fukuyama challenged for the Hakurei and Women's Ōshō titles, but poor heath caused her to forfeit several games in each match. She was tied with Nishiyama at two wins apiece in the 4th Hakurei title match but forfeited Games 5 and 6 to lose the match 4 games to 2. In the 46th Women's Ōshō title match (October 2024), she won Game 1 but forfeited Games 2 and 3 to lose the match 2 games to 1.
Fukuma faced again in the 14th Women's Ōza title match (October 2024 and FebruaryMarch 2025). Game 1 of the match was played in October 2024, and was won by Fukuma. Games 2 and 3, however, were postponed because Fukuma was scheduled to take an official leave of absence due to being pregnant, and the match was scheduled to restart in February 2025. Fukuma won Games 2 and 3 to win the match 3 games to none, defend her Women's Ōza title and retain her 5-crown status. Fukuma continued her good form after returning from her leave of absence by defeating 2 games to 0 to win the 32nd Kurashiki Tōka Cup (FebruaryMarch 2025) title match to defend her title and maintain her 5-crown status, and then defeating 3 games to 2 to win the 51st Women's Meijin title match (MarchApril 2025) to defend her Meijin title.
Fukuma captured the Women's Mynabi Open Jo-Ō title and returned to 6-crown status after defeating 3 games to 2 to win the 18th Women's Mynavi Open (AprilJune 2025). She successfully defended her Women's Ōi title by defeating 3 games to 2 in the 36th Women's Ōi title match (AprilJune 2025). Fukuma was originally scheduled to defend her title against , but Nishiyama withdrew due to illness on the advice of her doctor the day before the match was scheduled to begin and was replaced by Itō, who lost to Nishiyama in the finals of the challenger determination tournament the previous March. Fukuma's string of successful title defenses in 2025 continued when she defeated 3 games to none to win the 7th Seirei Title Match (JulyAugust 2025) and maintain her 6-crown status.
Fukuma's string of success in major title matches since returning from her leave of absence ended in October 2025 when she lost the 5th Hakurei title match (SeptemberOctober 2025) to 4 games to 2. Fukuma was leading the match 2 games to 1 but lost the next three games to not only fail to recapture the Hakurei title but also fail to become the first ever women's professional 7-crown title holder. She regained her winning form, however, in her next two major title defenses. First she defeated 2 games to 1 to win the 33rd Kurashiki Tōka Title Match (November 2025) and defend her Kurashiki Tōka title, and she then defeated 3 games to none to win the 15th Women's Ōza Title Match (OctoberNovember 2025) and defend her Women's Ōza title.