Hana serves as secretary of the Underground Student Council, an underground school organization, and is fiercely loyal to its president Mari Kurihara. She's also the fourth-ranked karate champion at the inter-high school championships.
Physically, she's average height with a slim build and shoulder-length straw-colored hair framing brown eyes. Despite her lean frame, she's noticeably athletic and muscular—a third-grade Dan in karate who takes her martial arts seriously. She typically wears the standard school uniform layered with leggings and an undershirt, usually keeping covered while on duty.
Hana comes across as kind but genuinely shy, with a love for dandelion tea and four-leaf clovers. That quiet exterior masks something volatile: she's prone to explosive anger that she channels through devastating karate attacks. She's more reserved than her counterpart Meiko Shiraki, the USC's Vice-President, but that restraint breaks down fast in awkward situations. She's actually far more flustered by compromising or sexual circumstances than her tough reputation suggests—fans note she tends to faint and get mortified when caught off-guard by Kiyoshi Fujino, revealing just how impressionable she can be underneath all that toughness.
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