User blog comment:Piyush Banerjee/Shin DxD 2 discussion/@comment-2600:1702:3600:12F0:44F1:3B18:8566:F6E5-20190212042012

where getting a new charter Asuga Danuja (knight)

https://highschooldxd.fandom.com/wiki/User:Deathcount333/Issei%27s_peerage#Asuga_Danuja