Used

<<Hethalia>> My Gentle Friends / Chiyo (Arthur X Honda Kiku) / Mellow out

Used

<<Other games>> Mizuiro no Sorcerer / Chiyo (Shinnosuke Otowa × the main character) / Mellow out

Used

<<Hethalia>> Chiyo / Chiyo (Arthur, Kiku Honda) / Mellow out

Used

<<Hethalia>> ONEDAY ONLY PICNIC (Arthur, Kiku Honda, Alfred) / Mellow out

Used

<<Hethalia>> Doodle! (Honda Kiku x Alfred) / Mellow out

Used

<<Hethalia>> CALL ME MORE! / Chiyo (Peter, Arthur.) / Mellow out