Anime & Roleplay Slang, Explained

A waifu is a fictional female character a fan adopts as their favorite, often with playful romantic devotion — “my waifu.”

A husbando is a fictional male character a fan adopts as their favorite — the male counterpart to a waifu.

“Best girl” is a fan's pick for the single best female character in a series — the debate that fuels every fandom.

An oshi is the one character, idol or creator a fan most passionately supports and promotes.

Moe is the warm, protective affection an endearing character stirs in a fan — and the cute traits that trigger it.

Gap moe is the endearment that hits when a character shows a surprising, contradictory side — a scary one being gentle.

Kawaii means “cute” — the aesthetic of adorable, endearing charm that runs through anime and Japanese pop culture.

“Ara ara” is a soft, teasing interjection (roughly “oh my~”) associated with warm, playfully mature female characters.

Isekai (“another world”) is the genre where an ordinary person is transported into a fantasy or game world.

Slice of life is the low-stakes genre about everyday moments — school, work, friendship — over plot spectacle.

An OC is an original character a fan creates themselves rather than one taken from an existing series.

A self-insert is a character written to stand in for you — your avatar inside the story or roleplay.

Senpai is a senior — an upperclassman or more experienced peer — and the object of the classic “notice me, senpai” crush.

A kōhai is a junior — the underclassman or less-experienced counterpart to a senpai.