Land-Air Single Combat
Season 2, Episode 10
Air date September 8, 2012
Kanji 空陸一騎打ち!
Romaji Sora-Oka Ikkiuchi!
Episode Director Masato Jinbo
Storyboard Junji Nishimura
Screenplay Masaki Tsuzuki
Animation Director Akinori Fudesaka, Kayo Nomichi, Shunryō Yamamura
Opening Fearless Hero
Ending Natsu no Yakusoku
Episode Guide
DD2 Episode 9
DD2 Episode 11

Land-Air Single Combat (空陸一騎打ち! Sora-Oka Ikkiuchi!) is the tenth episode of the second season of the Dog Days series. It first aired on September 8, 2012.


The Union Festival keeps going at full force with several one-on-one battles among key players of the three nations. Nanami challenges Brioche, while Shinku and Gaul have a duel using their Hero Crystals and Milhi has a heated aerial match with Rebecca. Seeing her country behind in the overall score, Adel decides to join the fight adopting the "secret" identity of Hero Mask.