Yukimura and the others will be giving presentations at the summer study sessions. There's less than a month left until the training camp, but Kosuke still hasn't picked a research theme. Professor Ikeda suggests research into "an algorithm that could instantly find the True End in any dating game." On the other hand, Yukimura and Himuro are focused on the hormone which is released when a person is touched by someone they love - oxytocin. By investigating the amount present in a person's saliva, they think they might be able to determine if the person loves the one who touched them, and they decide to immediately put it to the test with some close contact...
Then, I've heard it'll get released 
if you stimulate the mammary glands.
في تلك الحالة، سمعت بأنه يتمّ إفرازه
 .إن قمت بتحفيز الغدد الثدييّة
Soll wohl auch ausgeschüttet werden,
wenn man die Milchdrüsen stimuliert.
También sirve el estímulo
a las glándulas mamarias.
También sirve el estímulo
a las glándulas mamarias.
La stimulation des glandes mammaires
fonctionne aussi.
In questo caso, ho sentito che l'ossitocina
viene rilasciata stimolando le ghiandole mammarie.
Então pode tentar prodursir o hormônio
estimulando suas glândulas mamárias.
Слышал, помогает стимуляция 
молочных желёз, мишка.