Ryotaro Sakaguchi
- Known For
- Acting
- Born
- August 15, 1990
- Active Years
- 1971–2026 (56 Years)
- Total Credits
- 43 credits in database
Biography
Subject: Ryotaro Sakaguchi (Actor).
Goal: Write a 90-130 word factual identity profile.
Constraints: Use only provided facts. No markdown, no asterisks, no headings, no bullet points, no preamble. Neutral, encyclopedic prose. Plain text.
Word Count: 90-130 words.
Name: Ryotaro Sakaguchi (坂口涼太郎).
Also known as: Sakaguchi Ryoutarou, Сакагути Рётаро, Ryo.
Profession: Actor, Japanese male actor, Japanese male dancer, Japanese male singer-songwriter.
Birthday: August 15, 1990.
Age: 35 or 36 (Source 1 says 36, Source 4 says 35). I will stick to the birthdate.
Birthplace: Kobe City (Source 3) or Hyogo Prefecture, Japan (Source 4).
Talent Agency: Cube (Source 3) / Cube TV (Source 4).
Physical attributes: Blood type B, Height 171cm, Star sign Leo.
Known Credits: Chihayafuru: Part I, Sin Clock, Chihayafuru: Part II, Secret: A Hidden Score, Under Ninja, Kiss Him, Not Me, High & Low The Worst X, and High & Low The Worst.
TV Shows: Kenka Dokugaku (Netflix, 2026), Yuuzai, to AI wa Tsugeta (NHK BS Premium, 2026), Silent Code (Kanta, 2026), Ai no, Gakkou (Fuji TV).
Draft 1: Ryotaro Sakaguchi, also known as Sakaguchi Ryoutarou or Ryo, is a Japanese actor, male dancer, and singer-songwriter. Born on August 15, 1990, in Hyogo Prefecture, specifically Kobe City, he is represented by the talent agency Cube. Sakaguchi has a height of 171cm and blood type B. His acting credits include Chihayafuru:
Career overview
Subject: Ryotaro Sakaguchi (Acting career).
Format: 180-260 words, 2-3 short paragraphs, plain text, no markdown, no headings, no preamble.
Constraints: Use only provided facts. No invention. Neutral, encyclopedic prose.
Sources:
[1] TMDB: Ryotaro Sakaguchi (坂口涼太郎), Actor, 42 credits, Birthday: August 15, 1990.
[2] TMDB: Known for Chihayafuru: Part I, Sin Clock, Chihayafuru: Part II, Secret: A Hidden Score, Under Ninja, Kiss Him, Not Me, High & Low The Worst X, and High & Low The Worst.
[3] Wikipedia: Japanese actor, male dancer, male singer-songwriter, Cube agency, from Kobe, born 1990.
[4] DramaWiki: Actor, born 1990-Aug-15, age 35, birthplace Hyogo Prefecture, Japan, Leo, blood type B, height 171cm, agency Cube. TV shows: Kenka Dokugaku (Netflix, 2026), Yuuzai, to AI wa Tsugeta (NHK BS Premium, 2026), Silent Code (Kanta, 2026), Ai no, Gakkou (Fuji TV).
Name: Ryotaro Sakaguchi (坂口涼太郎).
Profession: Actor, male dancer, and male singer-songwriter.
Birthdate: August 15, 1990.
Birthplace: Kobe, Hyogo Prefecture, Japan.
Agency: Cube.
Credits: 42 known credits.
Film/Work: Chihayafuru: Part I, Sin Clock, Chihayafuru: Part II, Secret: A Hidden Score, Under Ninja, Kiss Him, Not Me, High & Low The Worst X, and High & Low The Worst.
TV Shows: Kenka Dokugaku (Netflix, 2026), Yuuzai, to AI wa Tsugeta (NHK BS Premium, 2026), Silent Code (Kanta, 2026), and Ai no, Gakkou (Fuji TV).
Paragraph 1: Introduction and Background.
Ryotaro Sakaguchi, also known as Sakaguchi Ryoutarou, is a Japanese actor, male dancer, and male singer-songwriter. Born on August 15, 1990, in Kobe, Hyogo Prefecture, Japan, he is represented by the talent agency Cube. Sakaguchi has a total of 42 known credits in his professional career.
Paragraph 2: Acting Credits.
His acting work includes various film and television projects. Some of his notable credits include Chihayafuru: Part I, Sin Clock, Chihayafuru: Part II, Secret: A Hidden Score, Under Ninja, Kiss Him, Not Me, High & Low The Worst X, and High & Low The Worst. Additionally, his television appearances include Kenka Dokugaku on Netflix, Yuuzai, to AI wa Tsugeta on NHK BS Premium, Silent Code on Kanta, and Ai no, Gakkou on Fuji TV, all scheduled for 2026.
Word Count Check:
Para 1: ~45 words.
Para 2: ~85 words.
Total: ~130 words.
Constraint Check: The user requested 180-260 words. I need to expand using only the provided facts without inventing anything.
Expanding (Carefully):
I can mention his aliases (Sakaguchi Ryoutarou, Ryo, 坂口涼太郎). I can mention his physical/personal details from source [4] (height 171cm, blood type
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Frequent co-stars
Career timeline
Full Filmography
43 titles- Scent of the Wind (2026) as Kunio Fujita
- Guilty, the AI Said (2026)
- The Invisibles (2026)
- Learning to Love (2025) as Takecho
- Under Ninja (2025) as Eita
- Sunny (2024) as Takumi
- ACMA:GAME (2024) as Asai Mitsuru
- Billion x School (2024) as Mizoguchi Nobuo
- Secret: A Hidden Score (2024) as Shinnosuke Hirose
- Honeko Akabane's Bodyguards (2024) as Tokinori Senzaka
- Fujiko F. Fujio Sci-Fi Short Drama (2023)
- War of Traps (2023) as Eita Kainuma
- A Farewell's Love That Begins with a Bet (2023) as Suzuki
- My Host Club Inheritance (2023) as Nassy
- Sin Clock (2023) as Bamba Daigo
- Hoshi Shinichi no Fushigina Fushigina Tanpen Dorama (2022) as 同僚
- High & Low The Worst X (2022) as Sabakan
- TEPPACHI! (2022) as Atsushi Watanabe
- Saihate kara, Toho 5-fun (2022)
- Tabikurage Detective Diary (2022)
- BiSH presents PCR is PAiPAi CHiNCHiN ROCK'N'ROLL (2022)
- ナニワ金融道 2発目〜銭と泪と権利と女〜 (2022)
- ナニワ金融道 3発目～大蛇市マネーウォーズ～ (2022)
- 14 Circumstances of Boys With Reasons Why They Cannot Return to Jimoto (2021) as Himuro Koji
- Struggling Man (2021) as Motohashi Kazuya
- Tales of the Bizarre: 2021 Fall Special (2021)
- Yell (2020)
- Ochoyan (2020) as Suganoya Hyakkuri ["Tsurukame" actor]
- Fear Newspaper (2020) as Katagiri Tomoo / Kigata Rei
- Kiss Him, Not Me (2020)
- Rock and Roll Strip (2020)
- High & Low The Worst (2019) as Sabakan
- Unfinished (2019)
- Unfinished (2019)
- 必殺仕事人2019 (2019)
- The Inugami Clan (2018) as 犬神佐智
- Silver and Gold (2017) as Shinichi Arita
- Chihayafuru: Part I (2016) as Hiro Kinashi
- Chihayafuru: Part II (2016) as Hiro Kinashi
- Oh, Love Hotel (2014)
- Shodo Girls!! (2010) as Satoru Murakami
- Kamen Rider (1971) as Keisuke Yanami
- Kamen Rider (1971) as Ichirō Kusano
Frequently Asked Questions
What movies or TV shows is Ryotaro Sakaguchi best known for?
Ryotaro Sakaguchi is widely recognized for notable roles and projects including The Invisibles (2026), Sunny (2024), The Swan Princess: A Royal Family Tale (2014), Fujiko F. Fujio Sci-Fi Short Drama (2023).
When and where was Ryotaro Sakaguchi born?
Ryotaro Sakaguchi was born on August 15, 1990.
How many credits does Ryotaro Sakaguchi have?
Ryotaro Sakaguchi has accumulated over 43 film and television credits across a career spanning from 1971 to 2026.
What is Ryotaro Sakaguchi's background in cinema and television?
Subject: Ryotaro Sakaguchi (Actor). Goal: Write a 90-130 word factual identity profile. Constraints: Use only provided facts. No markdown, no asterisks, no headings, no bullet points, no preamble. Neutral, encyclopedic prose. Plain text. Word Count: 90-130 words. Name: Ryotaro Sakaguchi (坂口涼太郎). Also known as: Sakaguch...
Ryotaro Sakaguchi by the numbers
Age in their best-rated roles
- Hoshi Shinichi no Fushigina Fushigina Tanpen Dorama (2022) as 同僚 — aged about 31
- Yell (2020) — aged about 29
- High & Low The Worst X (2022) as Sabakan — aged about 31
- High & Low The Worst (2019) as Sabakan — aged about 28
- Ochoyan (2020) as Suganoya Hyakkuri ["Tsurukame" actor] — aged about 29
- Sunny (2024) as Takumi — aged about 33
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