Currently available on 2 streaming services.

Streaming, rent, or buy Is It Wrong to Try to Pick Up Girls in a Dungeon? – Season 4:

Currently you are able to watch "Is It Wrong to Try to Pick Up Girls in a Dungeon? - Season 4" streaming on Hulu or buy it as download on Amazon Video.

Cast

Yoshitsugu Matsuoka
Bell Cranel (voice)
Inori Minase
Hestia (voice)
Maaya Uchida
Ririruka Ahde (voice)
Yoshimasa Hosoya
Welf Crozzo (voice)
Chinatsu Akasaki
Yamato Mikoto (voice)
Haruka Chisuga
Sanjouno Haruhime (voice)
Saori Hayami
Ryu Lion (voice)
Shizuka Ishigami
Syr Flover (voice)
Yoko Hikasa
Freya (voice)