Translation guide
Describes someone with an obsessive or uncontrollable interest in sex. Japanese expressions range from clinical terms to slang, and the best choice depends on context and intensity.
To call someone a sex maniac in a casual, often derogatory way.
Literally 'erotic old man', used for a lecherous middle-aged man. Very common in casual speech.
That sex maniac is hitting on young girls again.
A general term for a lecherous person. Can be used playfully or seriously.
Kanji form of スケベ, slightly more literary but same meaning.
Slang for 'erotic demon', implying an extreme sex maniac. Used humorously or in manga/anime contexts.
He's called a sex maniac.
To describe someone with a pathological compulsion for sex, such as hypersexuality or sex addiction.
To insult someone by calling them a pervert or sex-obsessed person.
Means 'pervert'. Stronger than スケベ and often used as an insult.
To tease someone about being overly interested in sex, without serious insult.
Literally 'erotic person', a lighthearted way to call someone a sex maniac.
The direct translation 'セックスマニアック' is not natural Japanese. Use the expressions above depending on context.
スケベ is a general term for lecherousness and can be playful. 変態 implies deviance and is more insulting. Choose based on the relationship and intent.
He's such a sex maniac.
助平な目つきで見るな。
Don't look at me with those sex maniac eyes.
Clinical term for sex addiction. Used in medical or therapeutic contexts.
He is receiving treatment for sex addiction.
Older clinical term for nymphomania or satyriasis. Now somewhat dated but still understood.
Symptoms of sex mania are appearing.
Medical term for hypersexuality, literally 'sexual desire acceleration'.
Hypersexuality can sometimes be treated.
You sex maniac!
Specifically a molester or groper, often on trains. Implies criminal behavior.
Molestation is a crime.
Slang for a horny kid or young pervert. Used for younger males.
That little sex maniac flipped up a girl's skirt again.
He's a sex maniac, but you can't hate him.
A 'closet pervert', someone who seems quiet but is secretly lecherous. Often used teasingly.
Rumor has it he's a secret sex maniac.