Ohio Revised Code Title XXI. Courts Probate Juvenile § 2112.21

(1) This state is the respondent's home state.

(2) On the date that the application is filed, this state is a significant-connection state, and either of the following applies:

(3) This state does not have jurisdiction under division (A) or (B) of this section, the respondent's home state and all significant-connection states have declined to exercise jurisdiction because this state is the more appropriate forum, and jurisdiction in this state is consistent with the constitutions of this state and the United States.

(4) The requirements for special jurisdiction under section 2112.22 of the Revised Code are met.

(1) The location of the respondent's family and other persons required to be notified of the guardianship or protective proceeding;

(2) The length of time the respondent at any time was physically present in the state and the duration of any absence;

(3) The location of the respondent's property;

(4) The extent to which the respondent has ties to the state, including, but not limited to, voting registration, state or local tax return filing, vehicle registration, driver's license, social relationships, and receipt of services.