Over the course of the series, Haru has worn many different outfits varying in design and culture. The ones known are listed below.
KnightHaru's knight costume. It was first seen during the Daily Life Arc when she was chasing Tsuna.
KimonoHaru's kimono costume. It was first seen during the Daily Life Arc when it was New Year's Day and Reborn gathered Tsuna's Guardians at the time (Gokudera, Yamamoto, Ryohei) to compete against Dino's Chiavarone Famiglia.
DisguiseHaru's disguise costume. It was first seen during the Future Arc when she was helping I-Pin escape the Vongola HQ to go to a hospital.
RegentHaru's Namimori Middle Disciplinary Committee costume. She has a regent hairstyle, as well as the uniform.
BikiniHaru's bikini outfit.
MoleHaru's mole costume. It was first seen when Haru, plus Lambo and I-Pin were in mole costumes to help Tsuna and the gang look for the school time capsule.
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