Ahegao: A facial expression in hentai and erotic manga/anime that depicts characters in the throes of extreme pleasure.


Bara: Manga or anime focusing on romantic or sexual relationships between muscular men.

BDSM: Erotic practices involving dominance, submission, role-playing, and restraint.

Bishoujo Game: A video game that focuses on interactions with attractive anime-style girls.

BL (Boys’ Love): Similar to yaoi, focusing on romantic or sexual relationships between male characters.


CG Set: A collection of computer graphics, often depicting erotic scenes.

Chibi: A Japanese slang word describing something short, it refers to a style of drawing characters in an exaggerated, cute way, often with oversized heads.

Chikan: Refers to molestation, often seen in erotic manga or hentai.

Comiket: A major comic book convention in Japan where many doujinshi are sold.

Cosplay: The practice of dressing up as a character from manga, anime, or video games.


Dakimakura: A body pillow with an image of a character.

Dating Sim: A type of video game where players pursue romantic relationships.

Decora: A style within kawaii culture characterized by bright colors and the layering of clothing and accessories for a deliberately over-the-top cute look.

Doujinshi: Self-published works, often manga or magazines.


Ecchi: Refers to sexually suggestive content, less explicit than hentai.

Eroge: Short for “erotic game”, Japanese video or computer games with erotic content.

Erotic Manga: Manga that contains sexual content.


Fan Service: Elements added to increase the appeal of a series, often sexual in nature.

Futanari: Characters that possess both male and female genitalia.


Guro: A subgenre that combines eroticism with grotesque or horror elements.

Gyaru: A Japanese street fashion style, featuring dyed hair, elaborate makeup, and trendy clothing.


Harajuku: A district in Tokyo known for its street fashion and as the epicenter of Japan’s kawaii and youth culture.

Harem: A subgenre where a single character is surrounded by multiple characters romantically or sexually interested in him.

Hentai: Explicit or pornographic manga and anime.

Husbando: The male equivalent of “waifu”.


JAST: A company that localizes Japanese media, including eroge.

JAST USA: A publisher known for localizing and releasing eroge in English.

Josei: Manga or anime targeted towards adult women.


Kawaii: The Japanese word for “cute”.

Kemonomimi: Characters with animal features.

Kigurumi: Japanese term for wearing character costumes, which often represent animals or cartoon characters, emphasizing the cute and whimsical.

Kinetic Novel: A type of visual novel without choices or branches.


Light Novel: A type of novel with manga-style illustrations.

Lolicon: Manga or anime that features young female characters in erotic situations.

Lolita: A fashion subculture in Japan, influenced by Victorian and Edwardian clothing, focusing on elegance and modesty with a kawaii twist.


Maid Café: A café where waitresses dress up in themed outfits.

Mangaka: The author or artist of a manga.

Moe: A slang term used to describe characters that are adorably cute.


NTR/Netorare: A subgenre where characters in committed relationships are seduced by a third party.

Nukige: Eroge games that prioritize sexual content over storytelling.


OELVN: Original English Language Visual Novel.

Onahole: A male masturbatory aid often modeled after characters.

Oppai: Slang term for breasts.

Otaku: A person with obsessive interests, often in manga and anime.

Otome Game: A type of video game targeted towards women.

OVA (Original Video Animation): Anime released directly to video.


Pettanko: A slang term for a female character with a flat chest.

Pixel Art: A style of digital art using pixels.

Purikura: Short for “Print Club,” these are Japanese photo booths that produce highly stylized and decorated photos, popular in kawaii culture.


R18: A rating indicating content is suitable only for adults.

Reverse Harem: Opposite of harem, where a single female character is surrounded by multiple male characters.


Seinen: Manga or anime targeted towards adult men.

Seme: In yaoi or BL, the character in a dominant role.

Shojo Manga: A genre of Japanese manga aimed at young teenage girls, often featuring romance, high school life, and aesthetics that align with kawaii culture.

Shotacon: Manga or anime that features young male characters in erotic situations.


Tankobon: A standalone book that compiles manga chapters.

Tentacle Erotica: A subgenre of hentai where characters are engaged by tentacles.

Tsundere: A character trope where the character shows both hostility and warmth.


Uke: In yaoi or BL, the character in a submissive role.


Vanilla: Refers to standard romantic or sexual content without extreme fetishes.

Visual Novel: An interactive game genre using narrative storytelling.

VN Engine: Software used to create visual novels.


Waifu: Slang for a fictional character that one is attracted to.


Yaoi: Manga and anime focusing on relationships between male characters.

Yuri: Manga and anime focusing on relationships between female characters.