Sayaka is the primary secretary to the president of the United Nations so in effect has a lot of ties with the politics that is involved between Earth and the Kingdom of Sphere. She is also the older sister to Tatsuya and Mai. Her nickname in the media is the "President's Dagger".

Feena Fam Earthlight will have you seeing stars! It's hard enough being from the Moon, but it's even harder when you're in love with an Earthling! Watch as two worlds collide when this space princess makes her landing on Earth!
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(Source: HIDIVE)

__Non-Anime Role:__   
Hatsuhime in "Yo-Jin-Bo" (Visual Novel)  (Visual Novel Game)  
Kan'u Unchou (Ai Sha)  in "Koihime Musou" (Visual Novel)   
Kan'u Unchou (Ai Sha)  in "Shin Koihime Musou" (Visual Novel)  
Kyaroru in "Everybody's Tennis" (VG)  
Sayaka Hozumi in "Yoake Mae Yori Ruri Iro Na" (Visual Novel)