|Occupation:||Advisor to Sailor V|
|Associates:||Sailor V, Artemis|
|First Anime Appearance:||N/A|
|First Manga Appearance:||The Birth of Sailor V!|
|First PGSM Appearance:||N/A|
Boss was a character of unknown gender, ethnicity, and background who existed only in the Codename: Sailor V manga. He/she contacted Minako Aino through her transformation pen, gave instructions to her, and advised Artemis on how to train her.
- Fans have theorized that Boss could be Queen Serenity or Luna, but nothing has ever been confirmed or denied about his or her true identity.