A former agent of a mining company's security force from Rim Billiton. She uses her Arts to detonate her hammer and cause wide devastation, hence her codename.
She is a kind, cheerful, reliable and friendly operator. She likes playing football and cooking.
She personally knows Amiya and the Doctor, even before the latter's amnesia.
Her voice actors are Ayumi Jukimura (Japanese, former), Sachie Hirai (Japanese, current), Muyaruilin (Chinese), Stephanie Sheh (English), and Lee Bo-hee (Korean). Her original art designer is TOKI, while her new outfit has designed by usu.
