The best episode directed by Koichiro Hayama is "The Song I Want to Deliver", rated 8/10 from 1 user votes. It was "written by Natsumi Morichi". "The Song I Want to Deliver" aired on 8/11/2024 and is rated 0.0 point(s) higher than their second highest rated, "Six Fireworks".
The Boonboomgers came to the after-school daycare facility where Taiya used to attend. There, they learn about Taiya's first love. While they are having a good time talking about their sweet and sour memories, a new Grumer appears, and Taiya and Sakito are put to sleep by a mysterious attack...!?
Director: Koichiro Hayama
Writer: Natsumi Morichi
Cannonborg is on his last legs, initiating a plan to destroy Earth from space.
Director: Koichiro Hayama
Writer: Tatsuto Higuchi
Giff is ready to revive when the Igarashi siblings discover that Hiromi is still alive, but does not remember anything, and so everyone devises a plan to create a film to help him remember.
Director: Koichiro Hayama
Writer: Hiroki Uchida
Jou finds a monster created by the Hashiryan who refuses to attack humans and befriends him, determined to protect his new friend from the enemy.
Director: Koichiro Hayama
Writer: Hiroshi Yamaguchi
The Boonboomgers meet Sakito Homura, a mysterious man who possesses the same powers as them, able to transform into Bun Violet and whose intentions are unknown.
Director: Koichiro Hayama
Writer: Atsuhiro Tomioka