Ohio Rev. Code Ann. § 2907.39
(A) As used in this section:
(2)
(a) "Adult bookstore," "adult novelty store," or "adult video store" means a commercial establishment that, for any form of consideration, has as a significant or substantial portion of its stock-in-trade in, derives a significant or substantial portion of its revenues from, devotes a significant or substantial portion of its interior business or advertising to, or maintains a substantial section of its sales or display space for the sale or rental of any of the following:
(3) "Adult cabaret" means a nightclub, bar, juice bar, restaurant, bottle club, or similar commercial establishment, whether or not alcoholic beverages are served, that regularly features any of the following:
(9)
(b) A modeling class or studio is not a nude or seminude model studio and is not subject to this chapter if it is operated in any of the following ways:
(13)
(a) "Sexual encounter establishment" means a business or commercial establishment that, as one of its principal business purposes, offers for any form of consideration a place where either of the following occur:
(15) "Specified sexual activity" means any of the following:
(D) A person shall not be found guilty of a violation of division (B) of this section if the person raises as an affirmative defense and if the jury or, in a nonjury trial, the court finds the person has established by a preponderance of the evidence, all of the following:
(F)