Kenichi is still to use the character summoning card, but for the moment I will put this list of possible characters, although I have already decided who he is going to summon, anyway I want to read your opinions.
-Emilia (Re: Zero)
-Megumin (Konosuba)
-Albedo (Overlord)
-Diane (Nanatsu no Taizai)
-Kuro Usagi (Mondaiji Tachi)
-Tiffania Westwood (Zero no Tsukaima)
-Shera L. Greenwood (Isekai Maou to Shoukan Shoujo no Dorei Majutsu)
-Artoria Pendragon (Fate/Stay Night)
-Yurishia Farandole (Masou Gakuen HxH)
-Eleonora Viltaria (Madan no Ou to Vanadis)
-Ikaros (Sora no Otoshimono)
-Erica Blandelli (Campione!)
-Yue (Arifureta)
-Sonsaku Hakufu (Ikkitousen)
-Oharu (Mushibugyo)
-Akane "Jubei" Yagyu (Hyakka Ryoran Samurai Girls)