ARENA 01: Ayatsuji Tsukasa
[Merry Nightmare] Itsuwa
ARENA 02: Haramura Nodoka Busujima Saeko
[Elucia de Lute Irma]
ARENA 03:
[Akiyama Mio] Yamamoto Nanako Iwasawa Asami
ARENA 04: Yūno Arashiko
[Misaka Mikoto] Last Order
ARENA 05:
[Saginomiya Isumi] Tainaka Ritsu Chrome Dokuro
ARENA 06: Ayuzawa Misaki
[Sendō Erika] Ikaros
ARENA 07:
[Erza Scarlet] Yuno Shinonono Hōki
ARENA 08:
[Shana] Yagami Hayate Himeji Mizuki
ARENA 09: Aragaki Ayase
[Saten Ruiko] Ryōgi Shiki
ARENA 10: Nymph
[Segawa Izumi] Takamachi Nanoha
ARENA 11:
[Kawashima Ami] Suigintō Charlotte Dunois
ARENA 12:
[Nakano Azusa] Shinku Amae Koromo
ARENA 13:
[Katsura Hinagiku] Celty Sturluson Oshino Shinobu
ARENA 14: Sakurano Kurimu
[Ika-Musume] Amano Tōko
ARENA 15: Hoshina Utau Kiriya Nozomi
[Shiomiya Shiori]
ARENA 16: Hiiragi Tsukasa Huang Lingyin
[Konjiki no Yami]
ARENA 17:
[Aisaka Taiga] Hanato Kobato Nanasaki Ai
ARENA 18:
[Shirai Kuroko] Hirasawa Ui Amatsume Akira
ARENA 19:
[Kamio Misuzu] Illyasviel von Einzbern Kasugano Sora
ARENA 20: Kirishima Shōko
[Kushieda Minori] Kuronuma Sawako
ARENA 21: Enma Ai
[Nagato Yuki] Serizawa Fumino
ARENA 22:
[Suzumiya Haruhi] Kuroi Mato Inami Mahiru
ARENA 23: Nakamura Yuri
[Index L. Prohibitorum] Mōri Ran
ARENA 24:
[Lucy Heartfilia] Haibara Ai Maria
From the girls who were the top 8 last year I think only Haruhi might have trouble winning her first match. The rest should be able to win fairly easily. I hope Index and Ika-Musume will win their matches