Used

<<Elios Rising Heroes>> [With Case] Go four season with my Beloved / Chiaki Chi / Hato (Gray x Billy) / Cheerful*

Used

<<Elios Rising Heroes>> Katie Koore Share Room / Tomori Chia (Gray x Billy) / Cheerful*

Used

<<Elios Rising Heroes>> This is about the fact that my roommate's positive boyfriend has become "small." / Chiba Tomori (Gray x Billy) / Cheerful*

Used

<<Elios Rising Heroes>> Which one do you like better? My Darling / Chia Tomori (Gray x Billy) / Cheerful*

Used

<<Elios Rising Heroes>> Inadequate / / Mogage (Gray x Billy) / MORI

Used

<<Elios Rising Heroes>> It's my fault, Billy! (Gray x Billy) / POPO (

Used

<<Elios Rising Heroes>> It's a story about how I can no longer hear Billy's voice. / Chia Tomori (Gray x Billy) / Cheerful*