Perfil
- Nome: 萩原聖人
- Nome (romaji): Hagiwara Masato
- Profissão: Ator
- Data de Nascimento: 21/08/1971
- Local de Nascimento: Chigasaki, Kanagawa, Japão
- Altura: 175cm
- Peso: 55kg
- Signo: Leão
- Agencia: Alpha
Dramas
- 64 (NHK, 2015)
- Algernon ni Hanataba wo (TBS, 2015)
- Tokyo ni Olympics o Yonda Otoko (Fuji TV, 2014)
- Heisei Sarukani Kassenzu (WOWOW, 2014)
- Saigo no Shigoto (TV Asahi, 2014)
- Ofukou-san (NHK BS Premium, 2014)
- Kumo no Kaidan (NTV, 2013)
- Saki (Fuji TV, 2013)
- End Roll ~Densetsu no Chichi~ (WOWOW, 2012)
- Hikaru Hekiga (TV Asahi, 2011)
- Watashi ga Renai Dekinai Riyuu (Fuji TV, 2011)
- Namae o Nakushita Megami (Fuji TV, 2011)
- Diplomat Kuroda Kousaku (Fuji TV, 2011, ep1-9)
- Atami no Sousakan (TV Asahi, 2010)
- Kobe Shimbun no Nanokakan (Fuji TV, 2010)
- News Sokuho wa Nagareta (Fuji TV NEXT, 2009)
- Keiji Ichidai (TV Asahi, 2009)
- Soratobu Taiya (WOWOW, 2009)
- Full Swing (NHK, 2008)
- Aoi Hitomi to Nuage (WOWOW, 2007)
- Slow Start (NHK, 2007)
- Karei naru Ichizoku (TBS, 2007, ep8-10)
- Kiraware Matsuko no Issho (TBS, 2006)
- Kurosagi (TBS, 2006, ep10)
- Aikurushii (TBS, 2005)
- Out Limit (WOWOW, 2005)
- Kaidan Hyaku Monogatari (Fuji TV, 2002, ep2)
- Kochira Dai San Shakaibu (TBS, 2001)
- Suna no ue no Koibitotachi (Fuji TV, 1999)
- Koi no Kiseki (TV Asahi, 1999)
- Change (TV Asahi, 1998)
- Sekai de Ichiban Papa ga Suki (Fuji TV, 1998)
- Ai Tokidoki Uso (NTV, 1998)
- Sore Ga Kotae Da! (Fuji TV, 1997)
- Owari no Nai Dowa (TBS, 1998)
- Campus Note (TBS, 1996)
- Wakamono no Subete (Fuji TV, 1994)
- Natsuko no Sake (Fuji TV, 1994)
- Shiratori Reiko de Gozaimasu! (Fuji TV, 1993)
- Oretachi Rookie Cops (TBS, 1992)
- Eve wa Hatsukoi no youni (TBS, 1991)
- A.D. Boogie (TBS, 1991)
- Gakkou e Ikou! (Fuji TV, 1991)
Filmes
- Battery (2007)
- Gegege no Kitaro 2 (2008)