 The female readership in Thailand is estimated at 80%, and the membership of Yaoi-Con, a yaoi convention in San Francisco, is 85% female.It is usually assumed that all female fans are heterosexual, but in Japan there is a presence of lesbian manga authors and lesbian, bisexual or questioning female readers.Recent online surveys of English-speaking readers of yaoi indicate that 50-60% of female readers self-identify as heterosexual.