Sayaka Yamaguchi

Okay, here's the thing about Sayaka Yamaguchi: on paper she's a Fukuoka-born actress who came up the proper way, but she's never once been content to just be the pretty, likable one. She's the actor you cast when a character needs a smile that doesn't quite reach the eyes, that little flicker of something off underneath, and she nails it every single time. I love that she builds her presence purely on craft rather than gloss or hype. She's spent decades being the person who quietly sharpens every scene she walks into, often in supporting roles that lesser actors would coast through. To me that's the real flex. I genuinely think she's underrated, and I'd watch a whole show built around the unsettling, watchable energy she brings even when she's barely on screen.

This take was written by generative AI, one per person, from publicly reported facts (editorial policy). It is a reading of the record, not reporting.

Sayaka Yamaguchi is a Japanese actress born on February 14, 1980, in Fukuoka City, Fukuoka Prefecture. She attended Teikyo University and has built a career as a professional screen and stage actress. She is represented by FLaMme; she debuted in a TV commercial in 1994 and landed her first leading drama role in 2018.

Name (English)

Sayaka Yamaguchi

Name (Japanese)

山口紗弥加

Reading

やまぐち さやか

Born

February 14, 1980 (age 46)

Origin

Fukuoka City, Fukuoka Prefecture, Japan

Height

158 cm

Occupation

Actress

Zodiac / Chinese zodiac

Aquarius / Monkey

Blood type

O

Agency

FLaMme

Active years

1994 -

University

Teikyo University

Works summary

Appearances

221 (1994–2026)

By year (titles with a known year)

1994: 2, 1995: 5, 1996: 6, 1997: 4, 1998: 8, 1999: 6, 2000: 10, 2001: 2, 2002: 2, 2003: 5, 2004: 6, 2005: 4, 2006: 8, 2007: 6, 2008: 9, 2009: 4, 2010: 5, 2011: 5, 2012: 9, 2013: 3, 2014: 5, 2015: 7, 2016: 7, 2017: 8, 2018: 7, 2019: 11, 2020: 5, 2021: 10, 2022: 5, 2023: 7, 2024: 7, 2025: 9, 2026: 4, year unknown: 20

Debut work

若者のすべて

Filmography / notable works

• Official sitehttps://www.flamme.co.jp/SayakaYamaguchi/
• Wikipedia (Japanese)https://ja.wikipedia.org/wiki/%E5%B1%B1%E5%8F%A3%E7%B4%97%E5%BC%A5%E5%8A%A0
• Wikidatahttps://www.wikidata.org/wiki/Q678217

Tags

• From Fukuoka Prefecture
• Actress

Last updated

October 18, 2026

Only publicly available facts are listed; non-public or unconfirmed items are omitted. Base data was compiled from Wikidata from June 2026 onward; ages are recalculated daily and deaths are checked against Wikidata on an ongoing basis. Works and profile fields sourced from Wikipedia reflect content as of 2026-08-26. English text is machine-assisted (facts translated by Sonnet, "My Take" written by Opus 4.8). The Japanese page is the source of record.