Tulip series

The Tulip series is a number of mechanical devices invented by Maria Custard.

Tulip #1
Tulip #1 is a type of RPG-shaped canon weapon, fueled by Hirara Alloy. A number of Tulip #1 has been produced to be used as the primary weapons of Maria and her students.

The original prototype was stolen by Kobandon Dotto and sold to the Tanegashima House in JAPAN. The Tanegashima then developed their muskets based on inspiration of the Tulip #1.

Tulip #3
The Tulip #3 is a tank. It was destroyed in the Battle of The O.

Tulip #100
The #100 is a space rocket, developed in the non-canonical story of Kichikuou Rance.