Blast of Tempest

It was serialized in Square Enix's Monthly Shōnen Gangan from July 2009 to March 2013, with its chapters collected in ten tankōbon volumes.

The story revolves around Mahiro Fuwa, a teenage high school student whose younger step-sister Aika (who was also the longtime girlfriend of his childhood friend Yoshino Takigawa) was mysteriously murdered along with their parents one year before.

Upon learning of his friend's intentions, Yoshino joins him on his quest to stand up against the rest of the Kusaribe clan who intends to awaken the "Tree of Exodus" whose power can bring ruin to the entire world.

[4] Blast of Tempest is written by Kyō Shirodaira and Arihide Sano, and illustrated by Ren Saizaki.

[9][10] Square Enix collected its chapters in ten tankōbon volumes, released from February 22, 2010 to November 22, 2013.