The ninth volume of the High School DxD manga will be released by Fujimi Shobo on May 9, 2016 under their Dragon Comics Age imprint.
Summary[]
Summer's here, and before anyone knows it, the rating game between the Gremory and Sitri houses is scheduled to take place in the devil realm! Issei and the gang jump right into some hellish training, but something's not right with Koneko-chan...?
Chapters[]
- 50. New Life & Special Life
- 51. The Wait is Over! Diving into Summer Vacation!!
- 52. Off to the Devil Realm!!
- 53. Uncharted Territory!? The Gremory Residence!!
- 54. Young Devils, Assemble!
- 55. Paradise!? The Knockout "Sandwich"!
- 56. A Surprising "Sensei" Appears!
- 57. The Hellish Training Continues!
- 58. Overcome That Hurdle! I...Wanna Get Stronger!!
Characters[]
Returning Characters[]
- Issei Hyoudou
- Rias Gremory
- Akeno Himejima
- Asia Argento
- Yuuto Kiba
- Koneko Toujou
- Xenovia Quarta
- Gasper Vladi
- Ddraig
- Sona Sitri
- Genshirou Saji
- Azazel
- Sirzechs Lucifer
- Grayfia Lucifuge
- Serafall Leviathan
- Zeoticus Gremory
- Matsuda
- Motohama
New Characters[]
- Millicas Gremory
- Venelana Gremory
- Tannin
- Sairaorg Bael
- Seekvaira Agares
- Zephyrdor Glasya-Labolas
- Diodora Astaroth
- Falbium Asmodeus
- Ajuka Beelzebub