The song "Plastic Taste" by Joji is about the fear of expressing oneself and the struggles of maintaining a genuine connection in a superficial world. The lyrics convey the speaker's difficulty in confronting their emotions face to face and admitting their own fears. They acknowledge that their taste or preference may seem artificial, possibly indicating a lack of authenticity in their relationships or interactions. The repetition of the phrase "Excuse me for my plastic taste" suggests a feeling of apology or insecurity for not being able to fully engage or be sincere. The speaker seems to be aware that they are allowing moments and opportunities for genuine connection to go to waste, possibly due to their fear or hesitation. Overall, the song explores the complexities and challenges of navigating relationships in a world where superficiality and fear of vulnerability often prevail.