What does the song Lovers in Japan by Coldplay mean?

The song "Lovers in Japan" by Coldplay is a song about the struggles of a long-distance relationship. The lyrics describe the longing for a person who is distant, and the pain of being apart from them. Additionally, the song explores themes of time, distance, and isolation. The lyrics suggest that the narrator is in a different time zone from the person they are in a relationship with, emphasizing the physical separation that exists between them. The song also contains references to Japanese culture, such as the use of the phrase "lovers in Japan" and the mention of cherry blossom trees, which further adds to the feeling of longing and distance.