The title says it all :)
If you would like to watch the full musical, you will have to purchase the Bluray or DVD. They can be purchased on eBay, Surugaya, and other similar sites
If you'd like to be up to date with the musical production, you can follow the official twitter: shingekimusical
Cast:
Kurumu Okamiya as Eren Yeager
Sara Takatsuki as Mikasa Ackerman
Eito Konishi as Armin Arlert
Ryo Matsuda as Levi
Yū Fukuzawa as Jean Kirstein
Yasue Kazuaki as Marco Bott
Tomoya Nakanishi as Connie Springer
Sena as Sasha Braus
Mitsu Murata as Hannes
Takeshi Hayashino as Keith Shadis
Masanori Tomita as Dimo Reeves
Mimi Maihane as Carla Jaeger
Mitsuru Karahashi as Grisha Jaeger
Riona Tatemichi as Hange Zoe
Takurō Ōno as Erwin Smith