Rie Kugimiya, Ryoko Shiraishi

Artist

Rie Kugimiya and Ryoko Shiraishi is the duet billing for the voice actresses who play Nagi Sanzenin and Hayate Ayasaki respectively in the Hayate the Combat Butler series. For the second season Hayate the Combat Butler!!, they performed the ending theme Karakoi -Dakara Shojo wa Koi wo Suru- under the name Nagi Sanzenin and Hayate Ayasaki starring Rie Kugimiya and Ryoko Shiraishi. Penned by Kiyomi Kumano and composed by Tomokazu Yamada, this character song presents an in-character duet between the young mistress Nagi and her butler Hayate, the interplay between Kugimiya, known for tsundere heroines, and Shiraishi, known for boy roles, symbolising the show's atmosphere.