Hana Usami

Hana Usami (宇佐美 花菜) is an engineer at the National Astronomical Observatory of Japan who is qualified as a first-class land radio engineer that she is a genius engineer with a promising future.

Personality
Hana has a penchant for cute girls, and if she sees one, she will hug her without batting an eye.

Etymology

 * The name Hana means "flower, blossom" (花) (ha) and "vegetables, greens" (菜) (na).
 * Hana's surname Usami means "eaves, roof, house, heaven" (宇) (u), "help, aid" (佐) (sa) and "beautiful" (美) (mi).