Love is War has been a very popular song and has covers featuring almost every official Vocaloid. Due to the song’s popularity, it has been translated many times in various languages.
This song is about how Miku will fight to attain her crush, who is in love with someone else. Miku declares that “love is war” and that in the end, she will make her love only see her.
Same Vocaloid Hatsune Miku Costume as following: