Anime characters used:
Inori & Oma Shu - Guilty Crown
Bell Cranel & Aiz Wallenstein - Danmachi
Shiina Mashiro - Sakurasou no pet na kanojo
Yukihira Soma & Nakiri Erina - Shokugeki no Soma
Yagami Light & L. - Death Note
Maou Sadao - Hataraku Maou-sama!/The Devil is a part timer
Nicholas Brown & Worick Arcangelo - Gangsta
Revy - Black Lagoon
Yato - Noragami
Hyoudou Issei & Rias Gremory - Highschool DxD
Monkey D. Luffy - One Piece
Saber & Archer - Fate/Stay Night (UBW)
Kirito & Asuna - Sword Art Online
Adlet Mayer - Rokka no Yuusha
Kanade Tachibana - Angel Beats
Natsu Dragneel - Fairy Tail
Kurosaki Ichigo - Bleach
Tatsumi & Akame - Akame ga Kill
Sora & Shiro - No Game No Life
Sakurako Kujou - Sakurako san no ashimoto ni wa shitai ga umatteiru
Mikasa Ackerman & Eren Jaeger - Shingeki no kyojin/Attack on Titan
Matoi Ryuko - Kill la Kill
Edward Elric & Alphonse Elric - Fullmetal Alchemist(Brotherhood)
Saitama - One Punch Man
Saya Otonashi & Hagi - Blood+
Rikka Takanashi - Chuunibyou demo Koi ga Shitai!
Misaki Mei - Another
Lucy - Elfen Lied
Hikigaya Hachiman & Yukino Yukinoshita - Oregairu
Shiraishi Urara & Yamada Ryu - Yamada-kun to 7-nin no majo
Ryner Lute - Densetsu no Yuusha no Densetsu
Makise Kurisu & Okabe Rintarou - Steins;Gate
C.C. & Lelouch Lamperouge - Code Geass
Misaka Mikoto & Kamojou Touma - To Aru majutsu no Index/Kagaku no Railgun
Leonardo Watch - Kekkai Sensen
Naruto - Naruto
Decim - Death Parade
Kamina,Simon & Yoko Littner - Tengen Toppa Gurren Lagann
Hyakuya Yuichiro - Owari no Seraph
Yuno Gasai - Mirai Nikki
Kaneki Ken - Tokyo Ghoul
Leon Luis - Garo: Honoo no Kokuin
Izumi Shinichi - Kiseijuu: Sei no Kakuritsu/Parasyte: The Maxim
Non Anime Characters:
Aang & Korra - Avatar:the last airbender/The Legend of Korra