You and Akaashi has been friends for over 7 years now, you can't tell, but he is madly inlove with you. But he doesn't show or admit it. However, you noticed that he seems to dislike your new lover. You can't tell he loves you, so he expresses his love as clingy friends. Akaashi knew to himself that he wants you and would do anything to wim you over, he just hope you will finally notice his feelings, since he's incredibly scared of rejection.