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// Workers AI · dad joke modeWhat did K say to its team? "You K-now the plan.

From Wikipedia, the free encyclopedia
K
Background information
Born
古賀祐大（Koga Yudai）

(1997-10-21) 21 October 1997 (age 28)
Tokyo, Japan
Occupations
  • Singer
  • dancer
  • actor
Years active2020–present
Websiteandteam-official.jp
Musical career
Genres
Labelyxlabels.com
Member of&Team

Koga Yudai (古賀祐大), known by his stage name K (Japanese: ケイ, Korean: 케이, born October 21, 1997 in Tokyo)[citation needed] is a Japanese singer, dancer, and actor. He debuted in 2022 as a member of the boy group &Team under YX Labels. Prior to his idol career, K was an elite competitive long-distance and ekiden runner.[1]

Career

[edit]

In 2017, K enrolled in the artist training school EXPG in Tokyo. In 2019, he participated under his birth name in the audition program Deep Vocalist Audition: Road to D, a program recruiting new members for the LDH Japan vocal group Deep [ja].[2]

K studied[3] dance in Los Angeles, where he saw a BTS performance on TV and decided to join their agency Big Hit Entertainment (now Hybe). In June 2020, K participated in the Mnet idol survival competition program I-Land, produced by Big Hit Entertainment and CJ ENM.[4] K was eliminated in the final episode of I-Land.

On January 1, 2021, it was announced that K had been selected as one of five confirmed members for the global debut project of Big Hit Entertainment Japan's (later Hybe Japan and YX Labels).[5] The other selected performers had also been eliminated from I-Land.[5] On April 26, K appeared in Enhypen's "Drunk-Dazed" music video as a character in the story of the Dark Moon universe.

From July to September 2022, K appeared in &Audition – The Howling, the reality competition program to select members for Hybe's first Japanese group.[6][7] K debuted as a member of &Team on December 7, 2022.

In the October 2023 episode of All-Star Thanksgiving, K won the mini marathon.[8][9] In March 2024, K collaborated with hip-hop choreographer Riehata on a dance session sponsored by Toyota.[10] In the April 2024 episode of All-Star Thanksgiving, K took fourth place in the mini marathon;[11] in the October 2024 episode, he placed sixth. In May, he was a tournament supporter for Nippon Television's The Dance Day contest.[12] On July 6, 2024, K made his TV drama series debut in Take Me, I'm Yours, playing the role of a Grim Reaper. In August 2024, K appeared as an entertainment presenter on Mezamashi TV.[13] K was a season regular on Friday episodes of Love it! [ja] on TBS from October to December.[14] During Shanghai Fashion Week in October, K appeared at Moncler's "The City of Genius" event.[15][16][17]

In January 2025, K served as MC for TV Asahi's Our Emotional Heisei.[18] In May 2025, he became a brand ambassador for the South Korean skincare brand Sam'u.[19] From July to September, K was a season regular on Monday episodes of Love it! on TBS.[20] Also in September, K completed his nine-day duty as a TBS World Athletics supporter for the Tokyo 2025 World Athletics Championships,[21][22][23] where was praised for his insightful comments and passionate support.[24] On November 27, he was selected as one of Modelpress's Faces of 2025.[25]

On January 1, 2026, K was the official tournament supporter and commentator for TBS's New Year Ekiden 2026.[26] On April 6, K was an MC for Meryl Streep and Anne Hathaway's appearance at a promotional event for The Devil Wears Prada 2 in Tokyo.[27][better source needed] Also in 2026, K appeared in the live-action film Blue Lock in the role of Seishiro Nagi.[28][29]

Artistry

[edit]

K regularly contributes to choreography for &Team's stage performances, possessing the position of "performance leader" in the group.[30][31][32]

Personal life

[edit]

He started playing football and track and field in elementary school and belonged to a strong high school team for ekiden (long-distance relay races). Although he had already been accepted to university, he decided to give up track and field and pursue a career as an artist.[33]

Filmography

[edit]

Film

[edit]

Television

[edit]

Competition results

[edit]
Year Tournament name Event Result Ref
Ninoe Junior High School, Edogawa
2010 Tokyo Metropolitan Junior High School Regional Track and Field Championships Men 1500m 3rd place

(4 m 49.04 s)

 [38]
2011 Edogawa Junior High School Track and Field Championships 2nd place [39]
2012 The 63rd Tokyo Metropolitan Junior High School Regional

Tournament - District Division

 Men 3000m 7th place

(9 m 42.57 s)

 [40]
The 58th All Japan Junior High School Track and Field

Championships Tokyo Metropolitan Tournament

 Men 3000m

Men 1500m

 32 place

(9 m 34.66 s) 36 place (4 m 25.19 s)

 [41][42]
The 65th Tokyo Metropolitan Junior High School Ekiden Race _ Team 3d pl (1 h 1 m 11 s)

(Section 5: 10 m 07 s)

 [43]
Ryutsu Keizai University Kashiwa High School
2015 Chiba Prefecture High School Athletic Meet Men 3000m steeplechase Qualifying: 9 m 39.49 s

Final: 15th place (10 m 12.50 s)

 [44][45]
The 57th Oga Ekiden Race _ 1st place in team competition

(2 h 08 m 27 s) (Section 2: 9 m 09 s)

 [46][47]

References

[edit]
  1. ↑ "７月4日に行われました！ 第57回男鹿駅伝競走大会に本学校が出場致しました！". facebook (in Japanese). Retrieved 2026-05-05.
  2. ↑ "ROAD TO D〜夢への軌跡〜". YouTube (in Japanese). Retrieved 2026-05-04.
  3. ↑ "2025年一発目の脱出島は相棒対決!&TEAMのFUMA & Kが脱出島に初参戦!『冒険少年 新春脱出島SP』｜TBSテレビ". TBS Topics (in Japanese). Retrieved 2026-06-08.
  4. ↑ "APPLICANT PROFILE K". x.com (in Korean). Retrieved 2026-05-05.
  5. 1 2 "日本発のBTS弟分グループ結成へ 『I-LAND』出身のK、TAKIがメンバーに". ORICON NEWS (in Japanese). Retrieved 2026-05-10.
  6. ↑ "'&AUDITION - The Howling -' hosted by HYBE LABELS JAPAN has been confirmed to air in July this year". allkpop. Retrieved 2022-03-09.
  7. ↑ HYBE LABELS (2022-07-08). &AUDITION - The Howling - Episode1. Retrieved 2026-05-08 – via YouTube.
  8. ↑ "&TEAM's K Secures Victory in Akasaka Mini-Marathon at All-Star Thanksgiving '23 Autumn Festival!". tokyohive. Retrieved 2026-05-06.
  9. ↑ "【オールスター感謝祭】&TEAM・K、初の赤坂5丁目ミニマラソンで優勝「応援のおかげです」 8年ぶりマラソンも笑顔＆ファンに神対応". オリコンニュース（ORICON NEWS）. 2023-10-14. Retrieved 2026-05-06.
  10. ↑ MIURA, MAKI (2024-03-22). "&TEAMのKがRIEHATAとのセッション、ダンスに懸ける思いを語る". Vogue Japan (in Japanese). Retrieved 2026-05-05.
  11. ↑ "【オールスター感謝祭】「赤坂5丁目ミニマラソン」&TEAM・Kは連覇ならずも激走 原晋監督が秘話". オリコンニュース（ORICON NEWS）. Retrieved 2026-05-06.
  12. ↑ "「THE DANCE DAY」でSKY-HI、&TEAMのK、高橋海人、ビーファSOTA、ME:IのRANらがコラボ". 音楽ナタリー (in Japanese). Retrieved 2026-05-06.
  13. ↑ "&TEAMのK「めざまし」エンタメプレゼンター就任、心配は滑舌「カミカミのKと言われないように」（コメントあり）". 音楽ナタリー (in Japanese). Retrieved 2026-05-06.
  14. ↑ イザ！編集部 (2024-10-11). "＆TEAMのK、激痛足つぼに悶絶！ ファン爆笑「事務所に言いますよw」「いっちばん怖いからw」 TBS「ラヴィット！」". イザ！ (in Japanese). Retrieved 2026-05-06.
  15. ↑ "Instagram". www.instagram.com. Retrieved 2026-05-06.
  16. ↑ "Instagram". www.instagram.com. Retrieved 2026-05-06.
  17. ↑ Kotsoni, Elektra (2024-10-20). "'The Genius for Asia': Moncler soars in Shanghai". Vogue. Retrieved 2026-05-06.
  18. ↑ "テレ朝深夜枠で3つの新番組 青山テルマ＆K、霜降りせいや、エバースがそれぞれMCに". オリコンニュース（ORICON NEWS）. Retrieved 2026-05-06.
  19. ↑ "&TEAM・K、初の単独ブランドアンバサダー就任「とても光栄」 "誠実な姿勢や自然体の魅力"が起用理由【コメント全文】". オリコンニュース（ORICON NEWS）. Retrieved 2026-05-06.
  20. ↑ "&TEAM・K、超ときめき♡宣伝部、INI松田迅＆佐野雄大が「ラヴィット！」レギュラーに". 音楽ナタリー (in Japanese). Retrieved 2026-05-10.
  21. ↑ Admin, Archive (2025-05-22). "Yahoo Japan interview". AndTeamArchive.com. Retrieved 2026-05-05.
  22. ↑ Admin, Archive (2025-09-13). "World Athletics Championships". AndTeamArchive.com. Retrieved 2026-05-05.
  23. ↑ "&TEAM・K、TBS「世界陸上」応援サポーターに就任！選手経験を生かし熱気届ける". 推し楽 (in Japanese). Retrieved 2026-05-06.
  24. ↑ "陸上経験×圧倒的ビジュアルで話題！&TEAM Kが花束を抱えて『東京2025世界陸上』9日間完走を報告し「ファンになりました」の声多数". THE FIRST TIMES (in Japanese). Retrieved 2026-05-05.
  25. ↑ "2025年「今年の顔」大森元貴・吉沢亮...全14組は - モデルプレス". モデルプレス - ライフスタイル・ファッションエンタメニュース (in Japanese). 2025-11-27. Retrieved 2026-05-05.
  26. ↑ "&TEAMのKが「ニューイヤー駅伝」のTBS記念大会サポーターに就任！東京世界陸上に続き「緊張感や熱気を精一杯お届けします」". TBS NEWS DIG (in Japanese). 2025-12-26. Retrieved 2026-05-06.
  27. ↑ "Instagram". www.instagram.com. Retrieved 2026-05-06.
  28. ↑ https://x.com/i/status/2044007770588885376
  29. ↑ https://x.com/i/status/2044008011027357934
  30. ↑ "&TEAM、「FIREWORK」MV公開 振り付けの一部にはメンバーKも参加". オリコンニュース（ORICON NEWS）. Retrieved 2026-05-05.
  31. ↑ "&TEAM「We on Fire」MV公開 全員でのアクション初挑戦＆ラストコーラス部分はKが振付". オリコンニュース（ORICON NEWS）. Retrieved 2026-05-05.
  32. ↑ "&TEAM、Kが振り付けた「Big好き (suki)」メンバープロデュースのスペシャルビデオ公開 | Daily News". Billboard JAPAN (in Japanese). Retrieved 2026-05-05.
  33. ↑ "遅咲き25歳芸能デビュー「じつは苦労人だった」世界陸上で話題の元陸上部アイドル"&TEAM・K"とは何者か？「強豪駅伝部」「織田裕二に負けない陸上愛」（布施京子）". Number Web - ナンバー (in Japanese). Retrieved 2026-05-05.
  34. ↑ "実写映画『ブルーロック』凪誠士郎役は&TEAM・K ビジュアル公開". オリコンニュース（ORICON NEWS）. 2026-04-14. Retrieved 2026-05-05.
  35. ↑ "&TEAM・K、ドラマ初出演で"死神"役「私をもらって」予告映像解禁 - モデルプレス". モデルプレス - ライフスタイル・ファッションエンタメニュース (in Japanese). 2024-05-30. Retrieved 2026-05-05.
  36. ↑ "K（&TEAM）が華麗に舞う！前田公輝＆久保田紗友W主演ドラマ『私をもらって～恋路編～』本編映像公開". THE FIRST TIMES (in Japanese). Retrieved 2026-05-05.
  37. ↑ "K（&TEAM）演じる"死神"の儚げな表情も！ドラマ『私をもらって ～出逢編～』PR映像＆場面写真公開". THE FIRST TIMES (in Japanese). Retrieved 2026-05-05.
  38. ↑ "【&TEAM】Kの高校時代や中学での陸上の成績は？ダンス歴もスゴい". スキマ時間のお供に (in Japanese). 2026-02-09. Retrieved 2026-05-06.
  39. ↑ "&TEAMのK（ケイ）は陸上選手？古賀祐大の出身高校や記録について調査！". ためかつブログ (in Japanese). 2025-09-21. Retrieved 2026-05-06.
  40. ↑ "男子区部東部共通 ３０００ｍ ﾀｲﾑﾚｰｽ総合結果". www.jaaf.info. Retrieved 2026-05-06.
  41. ↑ "男子共通 ３０００ｍ ﾀｲﾑﾚｰｽ総合結果". www.jaaf.info. Retrieved 2026-05-06.
  42. ↑ "男子共通 １５００ｍ ﾀｲﾑﾚｰｽ総合結果". www.jaaf.info. Retrieved 2026-05-06.
  43. ↑ "第６５回（男子）東京都中学校駅伝競走大会成績" (PDF). Retrieved 2026-05-06.
  44. ↑ "先日行われました高校総體千葉県予選！". facebook. Retrieved 2026-01-02.
  45. ↑ yuko080305. "高校時代に千葉の流通経済大柏で、三障で県総体でも決勝行けるぐらいちゃんとした、9分39秒のタイム出してる選手じゃん". x.com. Retrieved 2026-01-02.{{cite web}}: CS1 maint: numeric names: authors list (link)
  46. ↑ "７月4日に行われました！ 第57回男鹿駅伝競走大会に本学校が出場致しました！". facebook. Retrieved 2026-05-06.
  47. ↑ "佐久長聖高校駅伝部応援班 平成27年度男鹿駅伝". tyouseiekidenouen.blog.fc2.com. Retrieved 2026-05-05.

Further reading

[edit]
[edit]
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