This was made known in a statement by the state Police Public Relations Officer, Bala Elkana on Friday.
Nigerians had called for the arrest of Babatunde after the video went viral on social media.
The suspect, after receiving severe backlash from concerned Nigerians, apologised for his disturbing behaviour.
The statement read: “Attention of Lagos State Police Command was drawn to a viral video showing one Adeyeye Oluwatosin Babatunde ‘m’ of Kajola Street, Shagamu, Ogun State, a Botany student of Lagos State University, kissing his three years old step sister (name withheld).
“The incident happened on 02/6/2020 in their residence at Shagamu.
“The Commissioner of Police Lagos State, CP Hakeem Odumosu psc tasked detectives from the Gender Unit to analyse the video and apprehend the suspect.
“The team got the suspect on 5/6/2020 at about 1100 hours. He is handed over to the State Criminal Investigation Department, Yaba for diligent prosecution in Court.
“Odumosu expressed his gratitude to Nigerians who helped in bringing the incident to the notice of the Police and urged everyone to continue to speak out against sexual and gender based violence. Together we can stop rape, stop child abuse and crime against our women and children.
“For complaints on rape, child abuse or domestic violence call any of the following numbers 08175899289, 09062887858, 09062887856, 09062887849, 09062887841, 09062887870, 08023532283, 09062887864, 09062887861 and 09062887860.”