High School DxD: Fantasia Heroine 2015 & Fantasia Heroine 2016 Calendar Books (19/6/19)
Denpachi: Chapter 2 & Last Chapter 3 (23/1/19)
Seikoku no Ryuu Kishi: V9 Chapter 4 (18/1/20)
No spoilers please, I only read as far as I translate.
January to June: Seikoku no Ryuu Kishi V9
January to April: High School DxD BD V1
Seikoku no Ryuu Kishi V9 Chapter 5 – 70%
High School DxD BD V1 – 40%