Katsuki Furuse (古瀬 勝貴, Furuse Katsuki; born January 25, 2002) is a Japanese rugby union and World Rugby referee.
January 25: 72 people
Katsuki Furuse (古瀬 勝貴, Furuse Katsuki; born January 25, 2002) is a Japanese rugby union and World Rugby referee.
Yuma Imagawa (今川優馬, Imagawa Yuma; born January 25, 1997 in Sapporo, Hokkaido, Japan) is a professional Japanese…
Yuma Imagawa (今川優馬, Imagawa Yuma; born January 25, 1997 in Sapporo, Hokkaido, Japan) is a professional Japanese baseball player. He is an outfielder for the Hokkaido Nippon-Ham Fighters of Nippon Professional Baseball (NPB).
Seitaro Ichinohe (一戸 誠太郎, Ichinohe Seitarō; born 25 January 1996) is a Japanese speed skater. He competed in the men's…
Seitaro Ichinohe (一戸 誠太郎, Ichinohe Seitarō; born 25 January 1996) is a Japanese speed skater. He competed in the men's 5000 metres at the 2018 Winter Olympics.
Sayuri Sugimoto (杉本 早裕吏, Sugimoto Sayuri; born (1996-01-25)25 January 1996) is a Japanese former rhythmic gymnast and…
Sayuri Sugimoto (杉本 早裕吏, Sugimoto Sayuri; born (1996-01-25)25 January 1996) is a Japanese former rhythmic gymnast and captain of the national group. At the 2019 World Championships, she led Japan to its first-ever World title. She is a 2019 World group all-around silver medalist and a 2017 World group all-around bronze medalist. She represented Japan at the 2016 and 2020 Summer Olympics.
Yama Wayama (和山やま, Wayama Yama; born January 25, 1995) is a pseudonymous Japanese manga artist. Born and raised in…
Yama Wayama (和山やま, Wayama Yama; born January 25, 1995) is a pseudonymous Japanese manga artist. Born and raised in Okinawa, Wayama made her debut as a manga artist in 2015 while a student in the manga program at Tokyo Polytechnic University. After unsuccessful attempts to launch a serial manga series she began to produce doujinshi (self-published manga) to critical acclaim. Her doujinshi Captivated, by You became a critical and commercial success after being acquired and published by the publishing house Enterbrain, winning the Tezuka Osamu Cultural Prize in the Short Work category and the New Face Award at the Japan Media Arts Festival Awards. Her other series include Let's Go Karaoke! and Onna no Sono no Hoshi.
Masaya Matsumoto (松本 昌也, Matsumoto Masaya; born 25 January 1995) is a Japanese professional footballer who plays…
Masaya Matsumoto (松本 昌也, Matsumoto Masaya; born 25 January 1995) is a Japanese professional footballer who plays forward for Fagiano Okayama in the J1 League. Primarily known for his time at Júbilo Iwata with over 200 league appearances for the club, Matsumoto has spent most of his career in the J1 League and the J2 League.
Ai Shishime (志々目 愛, Shishime Ai; born 25 January 1994) is a Japanese retired judoka. She is a two-time gold medalist in…
Ai Shishime (志々目 愛, Shishime Ai; born 25 January 1994) is a Japanese retired judoka. She is a two-time gold medalist in the women's 52 kg event at the World Judo Championships.
Mayuko Arisue (有末 麻祐子, Arisue Mayuko; born January 25, 1992 in Ageo, Saitama, Japan) is a Japanese model, actress and…
Mayuko Arisue (有末 麻祐子, Arisue Mayuko; born January 25, 1992 in Ageo, Saitama, Japan) is a Japanese model, actress and entertainer who is represented by the talent agency, Asai Kikaku. She also has a business alliance with LesPros Entertainment.
Atsuko Tanaka (田中温子, Tanaka Atsuko) (born January 25, 1992) is a Canadian Olympic ski jumper from Calgary, Alberta.…
Atsuko Tanaka (田中温子, Tanaka Atsuko) (born January 25, 1992) is a Canadian Olympic ski jumper from Calgary, Alberta. Tanaka first started ski jumping when she was ten, later competing internationally in 2004, at the age of 12. In October 2005, when she was 13, Tanaka won gold in a Continental Cup event. At the 2006 World Junior Championships, Tanaka placed second, winning silver. In 2008, she got her second Continental Cup victory. Tanaka's career-best happened in 2014 at the Sapporo World Cup, where she placed 4th. In the 2014 Sochi Winter Olympics, Tanaka placed 12th, which was Canada's best Ladies result until 2022, where a mixed team won bronze. Tanaka moved on from competing in 2018, after recovering from two ACL tears in her left knee, as well as a concussion she got from a car accident.
Mina Matsushima (松島 美菜, Matsushima Mina; born 25 January 1991) is a Japanese swimmer. She competed for Japan at the…
Mina Matsushima (松島 美菜, Matsushima Mina; born 25 January 1991) is a Japanese swimmer. She competed for Japan at the 2012 Summer Olympics, reaching the semifinals of the 100 m breaststroke.
Yuta Bandoh (Japanese: 坂東 祐大, Hepburn: Bandō Yūta; born January 25, 1991), also known as Taku Matsushiba (松司馬拓), is a…
Yuta Bandoh (Japanese: 坂東 祐大, Hepburn: Bandō Yūta; born January 25, 1991), also known as Taku Matsushiba (松司馬拓), is a Japanese composer. He is best known for his work on Belle (2021), Yuri on Ice (2016), Kaiju No. 8 (2024), and Poupelle of Chimney Town (2020), as well as his collaborations with Kenshi Yonezu. Bandoh won the 45th Japan Academy Film Prize for Outstanding Achievement in Music for his work on Belle.
Mandy Sekiguchi (関口 メンディー; Sekiguchi Mendi, born January 25, 1991) is an American-born Japanese actor, dancer, rapper…
Mandy Sekiguchi (関口 メンディー; Sekiguchi Mendi, born January 25, 1991) is an American-born Japanese actor, dancer, rapper and a former member of J-Pop groups Generations from Exile Tribe, Exile and Honest Boyz.
Tsukasa Masuyama (益山 司, Masuyama Tsukasa; born January 25, 1990) is a former Japanese football player.
Tomomi Tanaka (田中 智美, Tanaka Tomomi; born 25 January 1988) is a Japanese long-distance runner who specialises in the…
Tomomi Tanaka (田中 智美, Tanaka Tomomi; born 25 January 1988) is a Japanese long-distance runner who specialises in the marathon. She competed in the women's marathon event at the 2016 Summer Olympics.
Yudai Nitta (新田祐大, Nitta Yūdai; born 25 January 1986) is a Japanese track cyclist. At the 2012 Summer Olympics, he…
Yudai Nitta (新田祐大, Nitta Yūdai; born 25 January 1986) is a Japanese track cyclist. At the 2012 Summer Olympics, he competed in the Men's team sprint for the national team. He is also active in Japan as a keirin cyclist. He has qualified to represent Japan at the 2020 Summer Olympics.
Takuya Takei (武井 択也, Takei Takuya; born January 25, 1986 in Tochigi, Tochigi) is a Japanese football player currently…
Takuya Takei (武井 択也, Takei Takuya; born January 25, 1986 in Tochigi, Tochigi) is a Japanese football player currently playing for Matsumoto Yamaga FC.
Sho Aranami (荒波 翔, Aranami Sho; born January 25, 1986 in Yokohama, Kanagawa, Japan) is a former professional Japanese…
Sho Aranami (荒波 翔, Aranami Sho; born January 25, 1986 in Yokohama, Kanagawa, Japan) is a former professional Japanese baseball player. He played outfield for the Yokohama DeNA BayStars.
Kazuteru Kozai (古財 和輝, Kozai Kazuteru; born 25 January 1986) is a Japanese badminton player from Tonami club. In 2013…
Kazuteru Kozai (古財 和輝, Kozai Kazuteru; born 25 January 1986) is a Japanese badminton player from Tonami club. In 2013, Kozai started to training on Ryukoku University. He has competed in badminton tournaments including the 2008 Thailand Open, the 2009 Malaysia Open Grand Prix Gold and the 2013 Japan Open
Julia Mūmbi Mūraga (born January 25, 1984) is a Kenyan long-distance runner who competes in marathon races. She is…
Julia Mūmbi Mūraga (born January 25, 1984) is a Kenyan long-distance runner who competes in marathon races. She is based in Japan. She made her marathon debut at the 2006 Beijing Marathon but finished outside of the top ten women. She was fifth at the 2007 Nagoya Marathon, fourth at the Sapporo Half Marathon, then won that year's Kobe Half Marathon. At the beginning of 2008 she won the Miyazaki Women's Road Race and came third at the Osaka Ladies Marathon. Mūraga made her first international appearance for Kenya at the 2008 IAAF World Road Running Championships and her time of 1:11:11 hours for seventh place was enough to help the Kenyan women to the team silver medals. She was fifth at the 2009 Paris Marathon and represented her country in the women's marathon at the 2009 World Championships in Athletics, where she finished in twelfth place. She continued focusing on the marathon, coming eighth at the Tokyo Marathon and seventh in the Amsterdam Marathon in 2010. She won her first marathon at the 2011 Reims à Toutes Jambes, where she fought off Ethiopian competition to claim the title in a time of 2:29:35 hours. Mūraga won the 2014 Cologne Marathon in a time of 2:28:00 hours, but tested positive for EPO post-race. She was stripped of her victory and given a two-year ban from competition.
Shingo Hayashi (林 伸伍, born 25 January 1985) is a Japanese dressage rider. Shingo competed at the 2010 Asian Games in…
Shingo Hayashi (林 伸伍, born 25 January 1985) is a Japanese dressage rider. Shingo competed at the 2010 Asian Games in Hangzhou, China and at the 2014 Asian Games in Incheon, South Korea where he won team silver. He also competed at the 2018 FEI World Equestrian Games in Tryon, North Carolina, United States of America. He was the first team reserve for the Japanese dressage team during the 2016 Summer Olympics. Hayashi competed at the 2020 Olympic Games in Tokyo, representing the Japanese team. He finished 48th in the individual competition.
Haruna Fukuoka (福岡 春菜, Fukuoka Haruna) (born 25 January 1984 in Tokushima) is a Japanese table tennis player. She…
Haruna Fukuoka (福岡 春菜, Fukuoka Haruna) (born 25 January 1984 in Tokushima) is a Japanese table tennis player. She competed at the 2008 Summer Olympics, reaching the third round of the singles competition. She also competed in the team competition, reaching the bronze medal final but losing to South Korea.
Yasuyuki Konno (今野 泰幸, Konno Yasuyuki; born 25 January 1983) is a Japanese professional footballer who plays as a…
Yasuyuki Konno (今野 泰幸, Konno Yasuyuki; born 25 January 1983) is a Japanese professional footballer who plays as a midfielder or defender and currently play for Nankatsu SC. He played for Japan national team. He regular plays as either a defensive midfielder or a centre back. He has previously played for Consadole Sapporo, FC Tokyo and Gamba Osaka.
Masafumi Maeda (前田 雅文, Maeda Masafumi; born January 25, 1983) is a former Japanese football player.
Sho Sakurai (櫻井 翔, Sakurai Shō) (born January 25, 1982) is a Japanese singer, songwriter, rapper, actor, news anchor…
Sho Sakurai (櫻井 翔, Sakurai Shō) (born January 25, 1982) is a Japanese singer, songwriter, rapper, actor, news anchor, host and former radio host, under agent contract with Starto Entertainment. He is a former member of the boy band Arashi, group to which he belonged until the day it ended activities, May 31, 2026. Sakurai began his career in the entertainment industry when he joined the Japanese talent agency Johnny & Associates in 1995 at the age of 13. About seven years after his debut as a singer with Arashi in 1999, he became a newscaster in 2006, appearing in the news program News Zero every Monday. In 2008, he was appointed the official newscaster for the news coverage of the Olympic Games in Beijing on NTV. For his work as an actor, singer and newscaster, Sakurai became one of the recipients of GQ Japan's Men of the Year award in 2009. His father is Shun Sakurai, former vice-minister of the Ministry of Internal Affairs and Communications.
Yoshihiro Sato (佐藤 嘉洋, Satō Yoshihiro; born January 25, 1981) is a Japanese kickboxer competing in K-1 at middleweight…
Yoshihiro Sato (佐藤 嘉洋, Satō Yoshihiro; born January 25, 1981) is a Japanese kickboxer competing in K-1 at middleweight (−70 kg). He is the former world champion of Muay Thai in WKA and WPKC, and he won the Japanese national tournament of K-1 twice in 2006 and 2007. His official nickname is "Mugen Sniper" which means Infinite Sniper.
Kenji Roa (ロア健治, Roa Kenji; born January 25, 1979) is a Japanese voice actor and singer who is a vocalist in the…
Kenji Roa (ロア健治, Roa Kenji; born January 25, 1979) is a Japanese voice actor and singer who is a vocalist in the Japanese rock band Virgil. He also voices Tobi in Blood Lad.
Shinji Takehara (竹原慎二, Takehara Shinji; born January 25, 1972) is a Japanese former professional boxer who competed…
Shinji Takehara (竹原慎二, Takehara Shinji; born January 25, 1972) is a Japanese former professional boxer who competed from 1989 to 1996. He was the first Japanese boxer to capture a middleweight title having held the WBA title from 1995 to 1996. Takehara turned pro in 1989 and had a relatively short professional career, spanning only seven years. In 1995, he landed a shot at the WBA middleweight title against Jorge Fernando Castro and won by decision. Takehara lost the belt in his only defeat during his first defense to William Joppy in a 9th-round TKO. He was overwhelmed in the first round and appeared unable to determine incoming attacks. Ringside doctors examination discovered Takehara had posterior vitreous detachment which progressed into retinal detachment and subsequently forced him into retirement.
Tomomi Adachi (足立 智美, Adachi Tomomi; born 1972 in Kanazawa, Ishikawa) is a Japanese vocal and electronics performer…
Tomomi Adachi (足立 智美, Adachi Tomomi; born 1972 in Kanazawa, Ishikawa) is a Japanese vocal and electronics performer, composer, and instrument builder. He has performed and recorded with artists such as Jaap Blonk, Nicolas Collins, Carl Stone, Noah Creshevsky, Yuji Takahashi, Toshi Ichiyanagi, Ute Wassermann, Jennifer Walshe, Zbigniew Karkowski, Butch Morris, Otomo Yoshihide. Adachi directed Japan's premiere of John Cage's Europera V and Variations VII. He was invited by Asian Cultural Council to New York from 2009 to 2010 and was a guest of the DAAD Berliner Künstlerprogramm in 2012.
Michael Kawajo (川条 志嘉, Kawajō Shika; born 25 January 1970) is a former Japanese politician of the Liberal Democratic…
Michael Kawajo (川条 志嘉, Kawajō Shika; born 25 January 1970) is a former Japanese politician of the Liberal Democratic Party, who served as a member of the House of Representatives in the Diet (national legislature).
U-ya Asaoka (浅岡 雄也, Asaoka Yūya; born 25 January 1969, Tokyo), is a Japanese singer, songwriter and musician under the…
U-ya Asaoka (浅岡 雄也, Asaoka Yūya; born 25 January 1969, Tokyo), is a Japanese singer, songwriter and musician under the FlyBlue label. He is also vocalist of the Japanese band Field of View.
Kenji Kaido (海道 賢仁, Kaidō Kenji) is the producer of Sony Interactive Entertainment's Product Development Department #1…
Kenji Kaido (海道 賢仁, Kaidō Kenji) is the producer of Sony Interactive Entertainment's Product Development Department #1 division. Kaido started his videogaming career at Taito in 1987, where he worked as project leader and lead game designer on arcade titles Bonze Adventure, Night Striker, Champion Wrestler, Cameltry, Sonic Blast Man, Warrior Blade and Dead Connection. Kaido then changed departments to work on the world's first Home Karaoke Console, the X55 (presently called MEDIA BOX) from its very beginnings. In 1996, he then worked as the project leader and lead game designer for coin-op game Cleopatra Fortune. In 1997, Kaido left Taito and joined Sony Computer Entertainment Inc. There he started working on the game Ape Escape as its lead game designer and associate producer. Most recently, Kaido worked as product manager and producer for Ico in 2001, and Shadow of the Colossus in 2005. He left Sony in August 2012.
Aya Kamikawa (上川 あや, Kamikawa Aya; born January 25, 1968) is a Tokyo municipal official. With her election in April…
Aya Kamikawa (上川 あや, Kamikawa Aya; born January 25, 1968) is a Tokyo municipal official. With her election in April 2003, she became the first openly transgender person to seek or win elected office in Japan.
Usamaru Furuya (古屋 兎丸, Furuya Usamaru; born January 25, 1968) is a Japanese manga artist.
Wataru Murata (村田亙, Murata Wataru) (born 25 January 1968 in Jōnan) is a former Japanese rugby player and coach. He…
Wataru Murata (村田亙, Murata Wataru) (born 25 January 1968 in Jōnan) is a former Japanese rugby player and coach. He played as scrum-half. He currently coaches Senshu University Rugby Football Club.
Yukito Tamakuma (born January 25, 1964), better known as Leopard Tamakuma, is a Japanese former professional boxer who…
Yukito Tamakuma (born January 25, 1964), better known as Leopard Tamakuma, is a Japanese former professional boxer who competed from 1983 to 1991. He won the WBA flyweight title in 1990.
Tokihiro Nakamura (中村 時広, Nakamura Tokihiro; born 25 January 1960) is a Japanese politician and the current governor of…
Tokihiro Nakamura (中村 時広, Nakamura Tokihiro; born 25 January 1960) is a Japanese politician and the current governor of Ehime Prefecture, located in the Shikoku region of Japan. He succeeded Moriyuki Kato in the 2010 Ehime gubernatorial election. Nakamura has previously served as the mayor of Matsuyama, the largest city in Ehime and Shikoku, from 1999 to 2010. He has also represented Ehime in the national House of Representatives from 1993 to 1996 and before that in the Ehime Prefectural Assembly from 1987 to 1990. After graduating from Keio University with a degree in law in 1982, he briefly entered Mitsubishi Corporation before commencing his political career, following in the footsteps of his father Tokio Nakamura, who also served in the House of Representatives from 1953 until 1960 and from 1963 until 1969 and then as mayor of Matsuyama from 1975 until 1991.
Miki Narahashi (楢橋 美紀, Narahashi Miki; born January 25, 1960), professionally using the Hiragana ならはし みき, is a Japanese…
Miki Narahashi (楢橋 美紀, Narahashi Miki; born January 25, 1960), professionally using the Hiragana ならはし みき, is a Japanese voice actress who works for Arts Vision. She was born in Tokyo.
Koji Nagai (Japanese: 永井 浩二, Hepburn: Nagai Kōji) is a Japanese business executive. He served as the Chief Executive…
Koji Nagai (Japanese: 永井 浩二, Hepburn: Nagai Kōji) is a Japanese business executive. He served as the Chief Executive Officer of Nomura Holdings (NYSE: NMR).
Masatsugu Asakawa (浅川 雅嗣, Asakawa Masatsugu; born 25 January 1958), a Japanese civil servant, was the president of the…
Masatsugu Asakawa (浅川 雅嗣, Asakawa Masatsugu; born 25 January 1958), a Japanese civil servant, was the president of the Asian Development Bank (ADB). Asakawa, who took office on 17 January 2020, was the 10th president of ADB. He was formerly special adviser to Shinzo Abe, prime minister of Japan, and to Taro Aso, the deputy prime minister of Japan and minister of finance. He was also formerly the vice minister for international affairs in the Ministry of Finance in Japan.
Takuya Hirai is a Japanese politician of the Liberal Democratic Party (LDP), a member of the House of Representatives…
Takuya Hirai is a Japanese politician of the Liberal Democratic Party (LDP), a member of the House of Representatives in the Diet (national legislature). A native of Takamatsu, Kagawa and graduate of Sophia University he was elected to the House of Representatives for the first time in 2000 as a member of the New Frontier Party after running unsuccessfully as an independent in 1996. He later joined LDP. On 1 September 2021, he became the Digital Minister, who has jurisdiction over the Digital Agency. Prior to entering politics, he was the president of Nishinippon Broadcasting, which is owned by him and his family.
Tōru Iwatani (岩谷 徹, Iwatani Tōru; born January 25, 1955) is a Japanese video game designer who spent much of his career…
Tōru Iwatani (岩谷 徹, Iwatani Tōru; born January 25, 1955) is a Japanese video game designer who spent much of his career working for Namco. He is best known and commemorated for being the creator of the arcade game Pac-Man (1980). In 2009, he was chosen by IGN as one of the top 100 game creators of all time.
Yoshimitsu Morita (森田 芳光, Morita Yoshimitsu; 25 January 1950 – 20 December 2011) was a Japanese film director. He was…
Yoshimitsu Morita (森田 芳光, Morita Yoshimitsu; 25 January 1950 – 20 December 2011) was a Japanese film director. He was known for his versatility, having directed satires, melodramas, crime thrillers, and pinku films. His most acclaimed films include The Family Game (1983), Sorekara (1985), Haru (1996), and Lost Paradise (1997).
Yoshio Hachiro (鉢呂 吉雄, Hachiro Yoshio; born 25 January 1948) is a former Japanese politician of the Constitutional…
Yoshio Hachiro (鉢呂 吉雄, Hachiro Yoshio; born 25 January 1948) is a former Japanese politician of the Constitutional Democratic Party who served as a member of the House of Councillors and the House of Representatives in the Diet (national legislature).
Haruhiko Jō (壤晴彦, Jō Haruhiko; born January 25, 1948) is a Japanese actor, theatre director, and voice actor, currently…
Haruhiko Jō (壤晴彦, Jō Haruhiko; born January 25, 1948) is a Japanese actor, theatre director, and voice actor, currently affiliated with Engekikurabu Za.
Masakatsu Shibasaki (柴崎 正勝, Shibasaki Masakatsu; born 25 January 1947) is a Japanese chemist. In 1974 he earned his…
Masakatsu Shibasaki (柴崎 正勝, Shibasaki Masakatsu; born 25 January 1947) is a Japanese chemist. In 1974 he earned his doctorate in chemistry, in the group of Shun’ichi Yamada. He did a post doc with Elias J. Corey at Harvard. He returned to Japan and became a professor in 1977 at Teikyō University and moved to Hokkaidō University in 1986. 1983–1986 Shibasaki was a research group leader at the Sagami chemical research center. From 1991 until 2010 he served as professor at Tokyo University. Since 2010 he is representative director of Microbial Chemistry Research Foundation (Chemistry), Tokyo. He is perhaps best known for developing a range of binol based heterobimetallic catalysts, which now bear his name.
Masamichi Kondo (近藤 正道, Kondō Masamichi; born January 25, 1947) is a Japanese politician and member of the House of…
Masamichi Kondo (近藤 正道, Kondō Masamichi; born January 25, 1947) is a Japanese politician and member of the House of Councillors for the Social Democratic Party (SDP). Elected in 2004 as an independent candidate with support of the Democratic Party of Japan and the SDP from Niigata Prefecture (No. 1 with 428,117 votes), he is, as of 2008, the only directly elected SDP member of the House of Councillors. Kondo is a graduate of Chuo University and worked as a lawyer in Niigata. From 1987 to 2004 he was a member of the Niigata prefectural assembly.
Tōru Emori (江守 徹, Emori Tōru; born Tetsuo Kato (加藤 徹夫); 25 January 1944) is a Japanese actor, voice actor, and theater…
Tōru Emori (江守 徹, Emori Tōru; born Tetsuo Kato (加藤 徹夫); 25 January 1944) is a Japanese actor, voice actor, and theater director. He has appeared in more than sixty films since 1965.
Kazue Asai (浅井 和枝; January 25, 1943 – September 6, 1992), known by her pen name Agata Hikari (干刈 あがた), was a Japanese…
Kazue Asai (浅井 和枝; January 25, 1943 – September 6, 1992), known by her pen name Agata Hikari (干刈 あがた), was a Japanese novelist and translator. She won several awards throughout her career, but was best known for her Noma Literary Prize-winning novel Shizuka ni watasu kogane no yubiwa (しずかにわたすこがねのゆびわ).
Ben Hiura (樋浦勉, Hiura Ben; born Tsutomu Hiura (樋浦勉, Hiura Tsutomu), January 25, 1943) is a Japanese actor and voice…
Ben Hiura (樋浦勉, Hiura Ben; born Tsutomu Hiura (樋浦勉, Hiura Tsutomu), January 25, 1943) is a Japanese actor and voice actor affiliated with the Seinenza Theater Company. Hiura is known for dubbing over Bruce Willis, Richard Dreyfuss, John Malkovich, Joe Pesci, and many more.
Kenichi Shinoda (篠田 建市, Shinoda Ken'ichi; born January 25, 1942), also known as Shinobu Tsukasa (司 忍, Tsukasa Shinobu)…
Kenichi Shinoda (篠田 建市, Shinoda Ken'ichi; born January 25, 1942), also known as Shinobu Tsukasa (司 忍, Tsukasa Shinobu), is a Japanese yakuza and the sixth and current kumicho (supreme kingpin, or chairman) of the Yamaguchi-gumi, Japan's largest yakuza organization.