Kei Sunaga Filmography
| 2023 | Burn the House Down (TV Series) · as Former Director |
| 2023 | The Red Apple (TV Series) · as Genichiro Kazama |
| 2018 | Cops 'n Robbers (TV Series) · as Takashi Nanba |
| 2018 | Suits (JP) (TV Series) · as Yonosuke Karasuma |
| 2017 | Home Sweet Tokyo (TV Series) · as [man Fixing Kimono] |
| 2017 | Become a Mother (TV Series) · as Cast |
| 2017 | Super Salaryman Saenai (TV Series) · as Supplier |
| 2016 | Cain and Abel (2016) (TV Series) · as Fumihiko Tajima |
| 2016 | The Prime Minister's Chef (TV Series) · as Cast |
| 2016 | 99.9 Criminal Lawyer (TV Series) · as Masumi Inamoto |
| 2014 | Dark Suit (TV Series) · as Katsuo Iwanaga |
| 2013 | Kumo no Kaidan (TV Series) · as Itsuro Satake |
| 2013 | Kakushou (TV Series) · as Koizumi Shigeo |
| 2013 | Antiquarian Bookshop Biblia's Case Files (TV Series) · as Akira Kayama |
| 2013 | Someday at a Place in the Sun (TV Series) · as Cast |
| 2012 | Doctor-X: Surgeon Michiko Daimon (TV Series) · as Cast |
| 2011 | Antarctica, the Story of a Man and a Dog Who Challenged the Realm of God (TV Series) · as Cast |
| 2011 | I am Mita, Your Housekeeper (TV Series) · as Mita's Father-In-Law |
| 2011 | HUNTER - Women After Reward Money (TV Series) · as Shinji Yoshida |
| 2011 | You Taught Me All the Precious Things (TV Series) · as School Board Trustee |
| 2010 | Magerarenai Onna (TV Series) · as Aida Kouki's Father |
| 2008 | Nobody to Watch Over Me · as Inspector Shigeru Yamamoto |
| 2008 | |
| 2008 | The Quiz Show (TV Series) · as Sato |
| 2008 | Osen (TV Series) · as Cast |
| 2008 | Rookies (TV Series) · as Cast |
| 2008 | Engine Sentai Go-Onger (TV Series) · as Butler |
| 2008 | Honey and Clover (2008) (TV Series) · as Cast |
| 2007 | Bambino! (TV Series) |
| 2007 | All Is Fine (TV Series) · as Doctor |
| 2007 | The Pride of the Temp (TV Series) · as 本部長 |
| 2006 | Top Caster (TV Series) · as Yamamura |
| 2006 | Into the White Night (TV Series) · as Cast |
| 2005 | |
| 2005 | Team Astro (TV Series) |
| 2005 | Dragon Zakura (TV Series) · as Atsuo Ogata |
| 2003 | Kokoro (TV Series) · as Cast |
| 2003 | Sky High (TV Series) |
| 2002 | Searchin' for My Polestar (TV Series) · as Cast |
| 2001 | Kyumei Byoto 24 Ji (TV Series) · as Cast |
| 2001 | Watashi wo ryokan ni tsuretette (TV Series) · as Cast |
| 2001 | Hero (TV Series) · as Minoru Sakoda |
| 2000 | Manatsu no Merry Christmas (TV Series) · as Cast |
| 2000 | Oyaji (TV Series) · as 教頭 |
| 2000 | Hanamura Daisuke (TV Series) |
| 1999 | Women of the Onsen (TV Series) |
| 1999 | Naomi (1999) (TV Series) · as Saeki |
| 1999 | Ring: The Final Chapter (TV Series) · as Cast |
| 1998 | Naguru Onna (TV Series) |
| 1998 | Shomuni (TV Series) · as Director Kashima |
| 1997 | Forbidden Fruit (JP) (TV Series) · as Dr.kuroda |
| 1997 | Bayside Shakedown (TV Series) · as 警視庁警務部人事第一課監察官 |
| 1995 | Yoshimune (1995) (TV Series) · as Tadanao Nishio |
| 1994 | Lieutenant Ninzaburo Furuhata (TV Series) · as Yonezawa's Manager |
| 1987 | Mama is an Idol (TV Series) · as Police Officer |
| 1987 | Daddy, the Newscaster (TV Series) · as Policeman |
| 1980 | |
| 1979 | Battle Fever J (TV Series) · as Moriyama |
| 1978 | Future Boy Conan (TV Series) · as Islander (voice) |
| 1971 | Kamen Rider (TV Series) · as Masafumi Saionji |