Hentai Word Dictionary
hentai-pedia
NTR, giant breasts, femdom, kinbaku — 874 terms explained with etymology, history and contemporary usage.
Hentai, explained seriously.
Featured Terms
Hentai Dictionary
Joi (Female Doctor)
Joi is the female-doctor attribute: a mature woman bearing white coat, stethoscope, and exam room together with medical expertise. Distinct from the nurse by emphasising authority and knowledge.
Yuma Asami
Yuma Asami (born 1987) is a former Japanese AV actress and television personality. She debuted in 2007, disclosed a cervical cancer diagnosis in 2011, and later became known for health advocacy.
Ai Iijima
Ai Iijima (1972-2008) moved from AV actress to television personality and made her autobiography Platonic Sex a bestseller of over two million copies.
Corset
The corset is a women's body-shaping undergarment that compresses the torso from below the bust to the waist. It covers European spread, the fetish context, and BDSM and cosplay use.
Gyaku-nan (Reverse Pickup)
Gyaku-nan is the Japanese slang for a woman approaching an unknown man in public to propose sex or a short fling, the gender inversion of male-led pickup culture, established as an AV genre.
Mesuiki (Female-Style Orgasm)
Mesuiki is Japanese slang for a man reaching orgasm without ejaculation, through a wave-like pleasure framed as feminine. Induced by prostate development, it is a core concept of doujin and AV genres.
Sora Aoi
Yukiji Asaoka
Dating-Site Regulation Act (2003)
Age of Consent (Japan)
Non-Consensual Sexual Intercourse Offence (2023)
Entertainment Business Control Act (Fueihou)
Hana to Hebi (Flower and Snake)
Haramase-mono (impregnation genre)
Freedom of Expression (Japan)
Expression Regulation (Japan)
Idol-producer theme (J-adult media)
Sacrificial-victim genre (J-hentai)
Training/development eroge
Illustration collection (doujin art book)
Isekai genre (Japanese fantasy/adult setting)
Child-Prostitution Punishment Act (1999)
Child-Pornography Law (Japan, 1999)
Live-action eroge
Female-teacher genre (J-adult fiction)
Women-oriented AV
Pure-love genre (junai-kei)
Simple Possession (Child Pornography)
Fighting-game erotic fan art
"Girlfriend formation" voice drama
Popular Hentai Terms Hentai Dictionary
Pure-love genre (junai-kei)
Simple Possession (Child Pornography)
Fighting-game erotic fan art
"Girlfriend formation" voice drama
Private-tutor genre (J-adult fiction)
Public Indecency (Penal Code Article 174)
- 🥇
- 🥈
- 🥉
- #4
- #5
Kichiku-kei (brutal-abuse genre)
Kikaku AV (planning-format AV)
Kaori Kuroki
Forcible Sexual Intercourse Offence (2017–2023)
Classroom-setting genre (J-adult fiction)
Vampire erotica genre (J-adult media)
Ladies' comics (redikomi)
LGBTQ
Lucky sukebe (accidental fanservice)
Manga Regulation Controversy
Go Nagai
Outing
Ihara Saikaku
Sex Education (Japan)
Browse by Category
Hentai CategoriesPositions, techniques, and the choreography of sexual acts.
Anatomy, physiological reactions, and the language of sensation.
Fetishes that tie sexual arousal to specific objects, situations, or scenarios.
The work formats — manga, video, hentai games, doujinshi, ASMR, VR — that carry sexual representation.
- Hana to Hebi (Flower and Snake)
- Haramase-mono (impregnation genre)
- Idol-producer theme (J-adult media)
Adult businesses, their trade vocabulary, and the regulatory backdrop they operate within.
From the Yoshiwara pleasure quarter to the AV regulation reforms — the historical arc of sexual culture.
Obscenity doctrine, Penal Code Article 175, the AV regulation law — the legal and social framing of sex.
- Dating-Site Regulation Act (2003)
- Age of Consent (Japan)
- Non-Consensual Sexual Intercourse Offence (2023)