Keishi Nagatsuka (長塚圭史, Nagatsuka Keishi, born 9 May 1975 in Tokyo, Japan) is a Japanese actor and writer, known for Shûkan Maki Yôko (2008), Get Up! (2003) and Riarizumu no yado (2003). He is active in theater, TV, and movie.
He has been married to Takako Tokiwa since October 20, 2009. He and Tokiwa both appears in Nobuhiko Ôbayashi's Hanagatami (2017).
His father is actor Kyōzō Nagatsuka.
Suspect X
Shinji Togashi
Heaven's Door
Kokubo
Goth
Cafe Owner
tokyo.sora
Coffee Shop Manager
World's End / Girl Friend
Misawa
My Back Page
Yoshiro Karatani
A Hundred Flowers
Masayuki Kato
Sakuran
Kiyoha's Guest
Into the Faraway Sky
Ramblers
Tsuboi
The Boy and the Beast
Kyuta's Father (voice)
Hanagatami
Kira
Get Up!
Okabe
Shin Ultraman
Hayasaka
Seijo Story: 60 Years of Making Films
Self
Afro Tanaka
Labyrinth of Cinema
Boy's Father
Ramblers 2
Tsuboi
Olfactogram
The Whispered City
Shosuke