Kokoro Connect, Zutto Mae kara Suki deshita.: Kokuhaku Jikkou Iinkai Recommendations
Both shows show you the thoughts and feelings of a group of people that are all connected in some way. In Kokoro connect there are supernatural forces that make those feelings known and in Zutto Mae kara Suki deshita the characters deal with it themselves.
High school setting
High school romance
Shy teenagers who want to experience the sweetness and bitterness of first love
Same levels of comedy
Same levels of romance