Aries: Kirishima

You kissed them

Taurus: Momo

They wanted to know what it felt like to kiss someone

Gemini: Shinso

You two did the classic "Fall on each other and our lips magically touched"

Cancer: Midoriya

You two were playing a game and accidentally kissed

Leo: Iida

It was a dare in a Truth Or Dare game

Virgo: Tsuyu

Someone forced you two to kiss

Libra: Ojiro

They kissed you when it "Felt Right" to them

Scorpio: Bakugo

He kissed you

Saggitaroius: Mina

They decided it was a good idea for you two to kiss each other on the lips "as friends"

Capricorn: Kendo

They actually really loved you

Aquarius: Hatsume

They didn't have a reason. They just wanted to kiss you

Pisces: Todoroki

You two accidentally started a whole makeout session. Don't ask how. It just happened.

Some of them seem classic and corny and that's because it was hard to think of a scenario like that. Thanks Thatone782 for the request!