User blog comment:TsurugiFan16/MSPD: Inazuma Debaters!/@comment-26437512-20130718091718/@comment-4928091-20130718165647

The Round says the season 2 form of Fubuki and in season 2 Shirou had his battle with Atsuya so yes Atsuya is included because if you couldn't use Atsuya then the storyline for Shirou in season 2 would have been nothing compared to Fei's.