In Japan femboys are called otokonoko (男の娘).
Otokonoko (男の娘), in Japanese translates to 'male daughter' which also signifies a man with a feminine gender expression or appearance.
The term femboy and otokonoko (男の娘), in Japan arose from manga and internet culture and is not usually sued in the context of the LGBTQ+ community.
Other related terms to otokonoko (男の娘) and femboy are "bishonen or an aesthetically attractive androgynous young man and soshokukei danshi or otomen for men with gentle, feminine characteristics or interests.
Otokonoko (男の娘), in Japan is a term that is specifically for men that have a feminine gender expression, including those men who cross dress.
The term otokonoko (男の娘), is a play on the word of 男の子 (otokonoko), which means "boy" in Japanese.
Bishonen in Japan is a term that refers to an aesthetically pleasing, androgynous young man and the term Bishonen emphasizes beauty and can also be seen in anime, manga and traditional Japanese art.
Soshokukei danshi literally means "grass eating men," in Japanese, which describes a modern generation of men that have rejected traditional, macho masculinity in favor of a gentler and more feminine persona, often associated with interests like shopping and personal grooming.