Kazuhiro Sano is a Japanese film director, screenwriter and actor best known for his pink films of the 1990s. Along with fellow directors, Takahisa Zeze, Toshiki Satō and Hisayasu Sato, he is known as one of the "Four Heavenly Kings of Pink". Description above from the Wikipedia article Kazuhiro Sano, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Entrails of a Ripe Woman: Scarlet Crevice
Farewell Family
Omanta hayashi: Harenchi ondo
Hitozuma ryôjoku
Woman's Body Heat: Don't Forget Me
Ultimate M
Bliss of Young Sex: Good Afternoon, Clitoris
The Strange Saga of Hiroshi the Freeloading Sex Machine
Hentai zenra okashi
Entrails of a Beautiful Woman
Akira & Akira
The Woman from Hong Kong - Too Amazing Pleasure
Waiting for the Comet
Firing The Lighter Gun
Noisy Requiem
Sex dainamaito: Madonna no Shizuku
Bitter Sweet
Violence Porno: Rope and Rape
Za gômon: Niizuma-hen
The Bride
Uma to onna to inu
Kyōkai-sen no mukō-gawa
Survey Map of a Paradise Lost
Yamabuki
Cyclops
Dirty Maria
The War and a Woman
Kawarazaki-ke no Ichizoku The Animation
But only love…
Indecent Peeping: A Woman Who Wants to Be Seen
Motorcycle Girl
Groper Train Hurry Up And Come
Adulterous Wife: Dizzy
Hentai sex: Watakushi torokeru
SM kyôshi: Oshiego ni shibarete
Obscene Songs of Lost People
Pervert Ward: S&M Clinic
Jesus in Nirvana
When I Look Back, I See You
Wonderful Unrequited Love
Honban kyojiri zeme
赤い犯行 夢の後始末
Psycho Doctor
Naomi
Deadline Birds, Sound in the Souls of Men
Anarchy in Japansuke
Dirty Scoundrels
Dependence
Love Square
Raigyo
Brain Sex
Twilight Dinner
The Real Behind-the-scenes Business
Subway Serial Rape: Lover Hunting
Wakaokusama no namashitagi: Ikasete
Assault Locker Room Tearing
Celluloid Nightmares
Under the Carp Banner
Temptation of the Mask
Chikan onanie nozoki
Coconut Clash
Keep on Masturbating: Non-Stop Pleasure
Tokyo Babylon 1999
Shing Shing Shing
Niizuma kahanshin: Washizukami
Serial Rape: Perverted Experiment
Rapist with Handcuffs: Defile!
My Technicolor Girl
The Wart
Indecent Tongue Technique
No Man's Land
Amazon Garden: Uniform Lesbians
Molester Train: Mischievous Wives
Widow: Bliss in a Mourning Dress
A Fart of Monk
Drops of eros
Upcoming Scenery
Adultery Diary: One More Time While I'm Still Wet
Autumn
Tokyo X Erotica
Kokkuri
Public Lavatory: I've Been Loitering
Girl Hell 1999
CREEP
second coming
Invisible Monster
Sabaku
Hakui chokyo
Rusty Empty Can
Lots of Peeping: Hot Underpanties of a Lover
Ripe Sex Play: Tingle
An Ode to the Earthworm
Young Wife: Modest Indecency
Capturing: Dirty Foreplay
Perverted Sex Play: Tease Me Dirty!
Wife's Masturbation: Sweet Tingle
Dry Flower
Kawarasaki Family
Pervert: Telephone Masturbation
Adultery, Mother & Daughter
Wakazuma nikki: Zecchôdo
Group Molesters: Peeping on the Housewife
Promiscuous Wife in Heat
Joshigakusei: shūdan bōkōjiken
Extracurricular Activity: Rape!
Pig-Chicken Suicide
Geinô Ura Jôji: Juku Niku no Kanshoku
The Strawberries and the Gun
Aiyoku: Love Desire
Mad Affair: Promiscuous Wife
Chikan Densha: Abunai Futomomo
Onanii Yûgi: The Chikan
Saishin Pinsaro Jôhô: Gekisha!! Nama Honban
Where Are We Going?
Groper Train: Ride and Pinch
Groper Train: Commuting Lower Body
A Family of Lovers: Melting and Wetting
Secret Spot: Horny Massage
Entrails of a Ripe Woman: Scarlet Crevice
Entrails of a Ripe Woman: Scarlet Crevice
But only love…
But only love…
Bliss of Young Sex: Good Afternoon, Clitoris
Under the Carp Banner
Under the Carp Banner
Wonderful Unrequited Love
An Ode to the Earthworm
Chikan onanie nozoki
Bliss of Young Sex: Good Afternoon, Clitoris
Chikan onanie nozoki
Pervert: Telephone Masturbation
Pervert: Telephone Masturbation
Adultery, Mother & Daughter
Group Molesters: Peeping on the Housewife
Group Molesters: Peeping on the Housewife
Wakazuma nikki: Zecchôdo
Adultery, Mother & Daughter
Capturing: Dirty Foreplay
Capturing: Dirty Foreplay
Ripe Sex Play: Tingle
Young Wife: Modest Indecency
Wife's Masturbation: Sweet Tingle
Young Wife: Modest Indecency
Wife's Masturbation: Sweet Tingle
Ripe Sex Play: Tingle
An Ode to the Earthworm
Promiscuous Wife in Heat
Promiscuous Wife in Heat
Mad Affair: Promiscuous Wife
Mad Affair: Promiscuous Wife