A close up of Kouen on the back cover of
Volume 12Kouen's Agares Full Djinn Equip
Anime shadowed appearance
Kouen on a promotional poster
Kouen on a promotional poster
Kouen and Sinbad card 04 SSR+
Kouen and his Household in Websunday Backstage Vol.143
Kouen and
Hakuryuu in Websunday Backstage Vol.144