TouyaSpoil Spoiler Alert: The following article has information not currently present in the anime or manga. Do not proceed unless you want to be spoiled.

High Rosetta (ハイロゼッタ Hairozetta?)  is a 5000-year old terminal gynoid tasked by Professor Regina Babylon to manage the Workshop of Babylon. Her airframe number is 27. She nicknamed herself as Rosetta (ロゼッタ Rozetta?).[3]


High Rosetta is a gynoid with orange odango-styled hair that being held together inside a bun cover with a ribbon, white skin and a pair of golden eyes. When first appearing in the series, High Rosetta is shown to be wearing a large pink ribbon on the black regular tunic with an enchanted white skirt and black tight[3].

Later she usually like to wear working clothes.


As all other android being made by Professor Regina Babylon, she is displaying some of the Professor's personality.

Compatibility Test

For determining anyone that passes the teleportation magic circle test as a truly compatible person. Professor Regina Babylon gave her creations, the gynoid, freedom to have the final judgment.

Her test was to guess the color of her panties correctly from afar in 5 minutes. After his failed attempt to flip her skirt with wind magic and to burn her skirt with fire magic, she then explained that her skirt was being enchanted with magic protection which nullify any offensive magic. His last effort was to use [Long Sense] spell which extended all his senses. Suddenly his nose started to bleed only after he saw that she was wearing a transparent panties.


Rosetta was created about 5092 years ago along with the Workshop by Professor Regina Babylon after the professor looked into the future.[4] Then around 4907 years ago, she departed separately from her sisters after the professor died.[5][6]


  • Handyman: being appointed as the Workshop manager, she able to make anything from available resources with exception she know how to make it.



  • Based on the character introduction:
    1. She is the contractor of the Babylon development [7].
    2. She is a dependable on what she is doing[8].
    3. She become a fan of robot anime[9].


  1. Web Novel Arc 9 Chapter #65, the gynoids were created 5092 years ago.
  2. Web Novel Arc 11 Chapter #83, Rosetta introduced herself as the manager of the workshop.
  3. 3.0 3.1 Web Novel Chapter 11 #83
  4. Web Novel Chapter 9 #71
  5. Web Novel Chapter 9 #65
  6. Web Novel Chapter 9 #64
  7. Web Novel Chapter 19 #150
  8. Web Novel Chapter 23 #200
  9. Web Novel Chapter 26 #250


Babylon Sisters
Member: Francesca  •  High Rosetta  •  Bell Flora  •  Fred Monica  •  Pure Liora  •  Pamela Noel  •  Iris Fam  •  Lilly Parshe  •  Atlantica
Related Articles
Affiliation: Touya Mochizuki (Master)  •  Regina Babylon (Creator)  •  Brunhild Dukedom
Frame Gears: Types of Frame Gears
Structures of Babylon
Piece: Sky Garden  •  Workshop  •  Alchemy Building  •  Hangar  •  Rampart  •  Tower  •  Library  •  Warehouse  •  Laboratory
Related Articles
Affiliation: Touya Mochizuki (Owner)  •  Regina Babylon (Creator)  •  Brunhild Dukedom
Frame Gears: Types of Frame Gears
Brunhild Dukedom
Monarch: Touya Mochizuki  •  Linze Silhoueska  •  Elze Silhoueska  •  Yae Kokonoe  •  Yumina Ernea Belfast  •  Leen  •  Sushie Ernea Ortlinde  •  Lucia Rea Regulus  •  Hildegard Minas Restia  •  Sakura
House of Mochizuki: Karen Mochizuki  •  Moroha Mochizuki  •  Kousuke Mochizuki  •  Sousuke Mochizuki  •  Karina Mochizuki  •  Suika Mochizuki  •  Takeru Mochizuki  •  Regina Babylon  •  Paula  •  Laim  •  Lapis  •  Cecile  •  Renne  •  Julio  •  Claire
Related Articles
Alliance: Kingdom of Belfast  •  Kingdom of Mismede  •  Rifurisu Empire  •  Regulus Empire  •  Ramisshu Theocracy  •  Kingdom of Lihnea  •  Restia Knight Kingdom  •  Federation State of Rhodomea  •  Xenoas Demon Kingdom  •  Eashen
Locations: Silver Moon Inn  •  Fashion King Zanac
Group: Babylon Sisters  •  Four Divine Beasts  •  Bride Conference  •  Elite Four