Usagi System

The Usagi System (ウサギ座系) is a star system whose Kyutama was among those collected by Shou Ronpo. As one of the, it is part of the space dominated by the Space Shogunate Jark Matter, with its power embodied by its very own legendary Kyutama.

Kyutama
The Usagi Kyutama (ウサギキュータマ) is the auxiliary Kyutama which embodies the constellation. It greatly enhances the user's jumping ability.