When an outfit exposing the sides of a character's skin.
It can be fully opening from [[bare shoulders|shoulders]] to [[legs]], or at least opening at the [[upper body]] from [[armpits]], [[sideboob]] to waist, [[bare hips|hip]].

h4. Specific sideless garments

* [[sideless shirt]]
* [[sideless dress]]
* [[sideless kimono]]
* [[sideless leotard]]
* [[sideless sweater]]

h4. See also

* [[backless outfit]]
* [[high-waist sideboob]]
* [[hip vent]]
* [[ladder cutout]]
* [[low-cut armhole]]
* [[naked tabard]]
* [[side cutout]]
* [[side slit]]
サイドオープン サイドオープンチャイナドレス サイドカットチャイナドレス