Gemini
双生児 -GEMINI- (original)
A successful doctor, Yukio's picture perfect life is gradually wrecked, and taken over by his avenging twin brother, who bumps off his family members one by one and reclaims his lover who is now Yukio's wife.
Starring Masahiro Motoki, ryo, Shiho Fujimura, Yasutaka Tsutsui, Masako Motai, Renji Ishibashi, Akaji Maro, Naoto Takenaka, Tadanobu Asano, Tomorowo Taguchi
Watch "Gemini" on Amazon released in 1999. It's a drama and fantasy movie, and has a rating of 6.8 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.